Home / 102,257.66-141,184.85-64,032.55

Finding the Fourth Proportional to 102,257.66, 141,184.85 and 64,032.55

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Solution

The fourth proportional to 102,257.66, 141,184.85 and 64,032.55 is: 88,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,257.66 : 141,184.85 = 64,032.55 : x
  2. Step 2: Convert to fraction form
    102,257.66/141,184.85 = 64,032.55/x
  3. Step 3: Cross multiply
    102,257.66x = 141,184.85 × 64,032.55
  4. Step 4: Simplify right side
    102,257.66x = 9,040,425,293.74
  5. Step 5: Solve for x
    x = 9,040,425,293.74/102,257.66
  6. Step 6: Final answer
    x = 88,408.29

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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.