Home / 141,385.99-212,023.19-57,130.27

Finding the Fourth Proportional to 141,385.99, 212,023.19 and 57,130.27

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Solution

The fourth proportional to 141,385.99, 212,023.19 and 57,130.27 is: 85,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,385.99 : 212,023.19 = 57,130.27 : x
  2. Step 2: Convert to fraction form
    141,385.99/212,023.19 = 57,130.27/x
  3. Step 3: Cross multiply
    141,385.99x = 212,023.19 × 57,130.27
  4. Step 4: Simplify right side
    141,385.99x = 12,112,941,805.31
  5. Step 5: Solve for x
    x = 12,112,941,805.31/141,385.99
  6. Step 6: Final answer
    x = 85,672.86

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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.