Home / 113,846.22-157,208.90-70,899.46

Finding the Fourth Proportional to 113,846.22, 157,208.90 and 70,899.46

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Solution

The fourth proportional to 113,846.22, 157,208.90 and 70,899.46 is: 97,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,846.22 : 157,208.90 = 70,899.46 : x
  2. Step 2: Convert to fraction form
    113,846.22/157,208.90 = 70,899.46/x
  3. Step 3: Cross multiply
    113,846.22x = 157,208.90 × 70,899.46
  4. Step 4: Simplify right side
    113,846.22x = 11,146,026,117.19
  5. Step 5: Solve for x
    x = 11,146,026,117.19/113,846.22
  6. Step 6: Final answer
    x = 97,904.23

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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.