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Finding the Fourth Proportional to 87,062.69, 130,594.03 and 57,473.59

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Solution

The fourth proportional to 87,062.69, 130,594.03 and 57,473.59 is: 86,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,062.69 : 130,594.03 = 57,473.59 : x
  2. Step 2: Convert to fraction form
    87,062.69/130,594.03 = 57,473.59/x
  3. Step 3: Cross multiply
    87,062.69x = 130,594.03 × 57,473.59
  4. Step 4: Simplify right side
    87,062.69x = 7,505,707,736.67
  5. Step 5: Solve for x
    x = 7,505,707,736.67/87,062.69
  6. Step 6: Final answer
    x = 86,210.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.