Home / 60,864.06-83,947.92-40,685.46

Finding the Fourth Proportional to 60,864.06, 83,947.92 and 40,685.46

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Solution

The fourth proportional to 60,864.06, 83,947.92 and 40,685.46 is: 56,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,864.06 : 83,947.92 = 40,685.46 : x
  2. Step 2: Convert to fraction form
    60,864.06/83,947.92 = 40,685.46/x
  3. Step 3: Cross multiply
    60,864.06x = 83,947.92 × 40,685.46
  4. Step 4: Simplify right side
    60,864.06x = 3,415,459,741.24
  5. Step 5: Solve for x
    x = 3,415,459,741.24/60,864.06
  6. Step 6: Final answer
    x = 56,116.20

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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.