Home / 141,590.50-212,385.75-58,486.66

Finding the Fourth Proportional to 141,590.50, 212,385.75 and 58,486.66

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Solution

The fourth proportional to 141,590.50, 212,385.75 and 58,486.66 is: 87,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,590.50 : 212,385.75 = 58,486.66 : x
  2. Step 2: Convert to fraction form
    141,590.50/212,385.75 = 58,486.66/x
  3. Step 3: Cross multiply
    141,590.50x = 212,385.75 × 58,486.66
  4. Step 4: Simplify right side
    141,590.50x = 12,421,733,149.10
  5. Step 5: Solve for x
    x = 12,421,733,149.10/141,590.50
  6. Step 6: Final answer
    x = 87,729.99

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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.