Home / 70,411.74-97,170.46-38,582.66

Finding the Fourth Proportional to 70,411.74, 97,170.46 and 38,582.66

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Solution

The fourth proportional to 70,411.74, 97,170.46 and 38,582.66 is: 53,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,411.74 : 97,170.46 = 38,582.66 : x
  2. Step 2: Convert to fraction form
    70,411.74/97,170.46 = 38,582.66/x
  3. Step 3: Cross multiply
    70,411.74x = 97,170.46 × 38,582.66
  4. Step 4: Simplify right side
    70,411.74x = 3,749,094,820.22
  5. Step 5: Solve for x
    x = 3,749,094,820.22/70,411.74
  6. Step 6: Final answer
    x = 53,245.31

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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.