Home / 70,841.32-97,761.13-39,010.34

Finding the Fourth Proportional to 70,841.32, 97,761.13 and 39,010.34

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Solution

The fourth proportional to 70,841.32, 97,761.13 and 39,010.34 is: 53,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,841.32 : 97,761.13 = 39,010.34 : x
  2. Step 2: Convert to fraction form
    70,841.32/97,761.13 = 39,010.34/x
  3. Step 3: Cross multiply
    70,841.32x = 97,761.13 × 39,010.34
  4. Step 4: Simplify right side
    70,841.32x = 3,813,695,066.96
  5. Step 5: Solve for x
    x = 3,813,695,066.96/70,841.32
  6. Step 6: Final answer
    x = 53,834.33

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1.5x scale

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.