Home / 141,933.74-212,711.46-67,073.76

Finding the Fourth Proportional to 141,933.74, 212,711.46 and 67,073.76

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Solution

The fourth proportional to 141,933.74, 212,711.46 and 67,073.76 is: 100,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,933.74 : 212,711.46 = 67,073.76 : x
  2. Step 2: Convert to fraction form
    141,933.74/212,711.46 = 67,073.76/x
  3. Step 3: Cross multiply
    141,933.74x = 212,711.46 × 67,073.76
  4. Step 4: Simplify right side
    141,933.74x = 14,267,357,417.29
  5. Step 5: Solve for x
    x = 14,267,357,417.29/141,933.74
  6. Step 6: Final answer
    x = 100,521.26

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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.