Home / 141,889.17-212,867.16-42,050.19

Finding the Fourth Proportional to 141,889.17, 212,867.16 and 42,050.19

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Solution

The fourth proportional to 141,889.17, 212,867.16 and 42,050.19 is: 63,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,889.17 : 212,867.16 = 42,050.19 : x
  2. Step 2: Convert to fraction form
    141,889.17/212,867.16 = 42,050.19/x
  3. Step 3: Cross multiply
    141,889.17x = 212,867.16 × 42,050.19
  4. Step 4: Simplify right side
    141,889.17x = 8,951,103,458.42
  5. Step 5: Solve for x
    x = 8,951,103,458.42/141,889.17
  6. Step 6: Final answer
    x = 63,085.18

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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.