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Finding the Fourth Proportional to 60,598.76, 83,578.98 and 39,384.92

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Solution

The fourth proportional to 60,598.76, 83,578.98 and 39,384.92 is: 54,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,598.76 : 83,578.98 = 39,384.92 : x
  2. Step 2: Convert to fraction form
    60,598.76/83,578.98 = 39,384.92/x
  3. Step 3: Cross multiply
    60,598.76x = 83,578.98 × 39,384.92
  4. Step 4: Simplify right side
    60,598.76x = 3,291,751,440.98
  5. Step 5: Solve for x
    x = 3,291,751,440.98/60,598.76
  6. Step 6: Final answer
    x = 54,320.44

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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.