Home / 71,427.17-98,544.08-41,220.14

Finding the Fourth Proportional to 71,427.17, 98,544.08 and 41,220.14

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Solution

The fourth proportional to 71,427.17, 98,544.08 and 41,220.14 is: 56,869.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,427.17 : 98,544.08 = 41,220.14 : x
  2. Step 2: Convert to fraction form
    71,427.17/98,544.08 = 41,220.14/x
  3. Step 3: Cross multiply
    71,427.17x = 98,544.08 × 41,220.14
  4. Step 4: Simplify right side
    71,427.17x = 4,062,000,384.10
  5. Step 5: Solve for x
    x = 4,062,000,384.10/71,427.17
  6. Step 6: Final answer
    x = 56,869.12

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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.