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Finding the Fourth Proportional to 59,842.08, 82,555.12 and 34,678.08

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Solution

The fourth proportional to 59,842.08, 82,555.12 and 34,678.08 is: 47,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,842.08 : 82,555.12 = 34,678.08 : x
  2. Step 2: Convert to fraction form
    59,842.08/82,555.12 = 34,678.08/x
  3. Step 3: Cross multiply
    59,842.08x = 82,555.12 × 34,678.08
  4. Step 4: Simplify right side
    59,842.08x = 2,862,853,055.77
  5. Step 5: Solve for x
    x = 2,862,853,055.77/59,842.08
  6. Step 6: Final answer
    x = 47,840.13

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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.