Home / 141,837.30-212,475.15-91,952.10

Finding the Fourth Proportional to 141,837.30, 212,475.15 and 91,952.10

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Solution

The fourth proportional to 141,837.30, 212,475.15 and 91,952.10 is: 137,746.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,837.30 : 212,475.15 = 91,952.10 : x
  2. Step 2: Convert to fraction form
    141,837.30/212,475.15 = 91,952.10/x
  3. Step 3: Cross multiply
    141,837.30x = 212,475.15 × 91,952.10
  4. Step 4: Simplify right side
    141,837.30x = 19,537,536,240.32
  5. Step 5: Solve for x
    x = 19,537,536,240.32/141,837.30
  6. Step 6: Final answer
    x = 137,746.11

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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.