Home / 71,266.04-98,350.98-39,436.28

Finding the Fourth Proportional to 71,266.04, 98,350.98 and 39,436.28

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Solution

The fourth proportional to 71,266.04, 98,350.98 and 39,436.28 is: 54,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,266.04 : 98,350.98 = 39,436.28 : x
  2. Step 2: Convert to fraction form
    71,266.04/98,350.98 = 39,436.28/x
  3. Step 3: Cross multiply
    71,266.04x = 98,350.98 × 39,436.28
  4. Step 4: Simplify right side
    71,266.04x = 3,878,596,785.55
  5. Step 5: Solve for x
    x = 3,878,596,785.55/71,266.04
  6. Step 6: Final answer
    x = 54,424.19

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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.