Home / 113,708,220.48-156,917,344.32-61,497,256.14

Finding the Fourth Proportional to 113,708,220.48, 156,917,344.32 and 61,497,256.14

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Solution

The fourth proportional to 113,708,220.48, 156,917,344.32 and 61,497,256.14 is: 84,866,213.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,708,220.48 : 156,917,344.32 = 61,497,256.14 : x
  2. Step 2: Convert to fraction form
    113,708,220.48/156,917,344.32 = 61,497,256.14/x
  3. Step 3: Cross multiply
    113,708,220.48x = 156,917,344.32 × 61,497,256.14
  4. Step 4: Simplify right side
    113,708,220.48x = 9,649,986,116,455,614
  5. Step 5: Solve for x
    x = 9,649,986,116,455,614/113,708,220.48
  6. Step 6: Final answer
    x = 84,866,213.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.