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Finding the Fourth Proportional to 60,473.76, 83,424.72 and 39,259.68

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Solution

The fourth proportional to 60,473.76, 83,424.72 and 39,259.68 is: 54,159.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,473.76 : 83,424.72 = 39,259.68 : x
  2. Step 2: Convert to fraction form
    60,473.76/83,424.72 = 39,259.68/x
  3. Step 3: Cross multiply
    60,473.76x = 83,424.72 × 39,259.68
  4. Step 4: Simplify right side
    60,473.76x = 3,275,227,811.29
  5. Step 5: Solve for x
    x = 3,275,227,811.29/60,473.76
  6. Step 6: Final answer
    x = 54,159.49

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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.