Home / 177,387.50-265,702.95-143,508.14

Finding the Fourth Proportional to 177,387.50, 265,702.95 and 143,508.14

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Solution

The fourth proportional to 177,387.50, 265,702.95 and 143,508.14 is: 214,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,387.50 : 265,702.95 = 143,508.14 : x
  2. Step 2: Convert to fraction form
    177,387.50/265,702.95 = 143,508.14/x
  3. Step 3: Cross multiply
    177,387.50x = 265,702.95 × 143,508.14
  4. Step 4: Simplify right side
    177,387.50x = 38,130,535,814.88
  5. Step 5: Solve for x
    x = 38,130,535,814.88/177,387.50
  6. Step 6: Final answer
    x = 214,956.16

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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.