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Finding the Fourth Proportional to 62,073.84, 85,663.80 and 35,215.32

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Solution

The fourth proportional to 62,073.84, 85,663.80 and 35,215.32 is: 48,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,073.84 : 85,663.80 = 35,215.32 : x
  2. Step 2: Convert to fraction form
    62,073.84/85,663.80 = 35,215.32/x
  3. Step 3: Cross multiply
    62,073.84x = 85,663.80 × 35,215.32
  4. Step 4: Simplify right side
    62,073.84x = 3,016,678,129.42
  5. Step 5: Solve for x
    x = 3,016,678,129.42/62,073.84
  6. Step 6: Final answer
    x = 48,598.22

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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.