Home / 237,702.12-328,029.40-130,276.14

Finding the Fourth Proportional to 237,702.12, 328,029.40 and 130,276.14

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Solution

The fourth proportional to 237,702.12, 328,029.40 and 130,276.14 is: 179,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,702.12 : 328,029.40 = 130,276.14 : x
  2. Step 2: Convert to fraction form
    237,702.12/328,029.40 = 130,276.14/x
  3. Step 3: Cross multiply
    237,702.12x = 328,029.40 × 130,276.14
  4. Step 4: Simplify right side
    237,702.12x = 42,734,404,038.52
  5. Step 5: Solve for x
    x = 42,734,404,038.52/237,702.12
  6. Step 6: Final answer
    x = 179,781.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.