Home / 142,778.26-214,167.40-59,672.26

Finding the Fourth Proportional to 142,778.26, 214,167.40 and 59,672.26

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Solution

The fourth proportional to 142,778.26, 214,167.40 and 59,672.26 is: 89,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,778.26 : 214,167.40 = 59,672.26 : x
  2. Step 2: Convert to fraction form
    142,778.26/214,167.40 = 59,672.26/x
  3. Step 3: Cross multiply
    142,778.26x = 214,167.40 × 59,672.26
  4. Step 4: Simplify right side
    142,778.26x = 12,779,852,776.32
  5. Step 5: Solve for x
    x = 12,779,852,776.32/142,778.26
  6. Step 6: Final answer
    x = 89,508.39

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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.