Home / 87,886.69-131,852.51-25,557.19

Finding the Fourth Proportional to 87,886.69, 131,852.51 and 25,557.19

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Solution

The fourth proportional to 87,886.69, 131,852.51 and 25,557.19 is: 38,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,886.69 : 131,852.51 = 25,557.19 : x
  2. Step 2: Convert to fraction form
    87,886.69/131,852.51 = 25,557.19/x
  3. Step 3: Cross multiply
    87,886.69x = 131,852.51 × 25,557.19
  4. Step 4: Simplify right side
    87,886.69x = 3,369,779,288.47
  5. Step 5: Solve for x
    x = 3,369,779,288.47/87,886.69
  6. Step 6: Final answer
    x = 38,342.32

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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.