Home / 141,881.79-212,823.45-42,042.85

Finding the Fourth Proportional to 141,881.79, 212,823.45 and 42,042.85

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Solution

The fourth proportional to 141,881.79, 212,823.45 and 42,042.85 is: 63,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,881.79 : 212,823.45 = 42,042.85 : x
  2. Step 2: Convert to fraction form
    141,881.79/212,823.45 = 42,042.85/x
  3. Step 3: Cross multiply
    141,881.79x = 212,823.45 × 42,042.85
  4. Step 4: Simplify right side
    141,881.79x = 8,947,704,384.83
  5. Step 5: Solve for x
    x = 8,947,704,384.83/141,881.79
  6. Step 6: Final answer
    x = 63,064.50

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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.