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Finding the Fourth Proportional to 59,903.28, 82,666.54 and 33,045.80

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Solution

The fourth proportional to 59,903.28, 82,666.54 and 33,045.80 is: 45,603.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,903.28 : 82,666.54 = 33,045.80 : x
  2. Step 2: Convert to fraction form
    59,903.28/82,666.54 = 33,045.80/x
  3. Step 3: Cross multiply
    59,903.28x = 82,666.54 × 33,045.80
  4. Step 4: Simplify right side
    59,903.28x = 2,731,781,947.53
  5. Step 5: Solve for x
    x = 2,731,781,947.53/59,903.28
  6. Step 6: Final answer
    x = 45,603.21

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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.