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Finding the Fourth Proportional to 124,009.79, 185,980.88 and 34,031.17

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Solution

The fourth proportional to 124,009.79, 185,980.88 and 34,031.17 is: 51,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,009.79 : 185,980.88 = 34,031.17 : x
  2. Step 2: Convert to fraction form
    124,009.79/185,980.88 = 34,031.17/x
  3. Step 3: Cross multiply
    124,009.79x = 185,980.88 × 34,031.17
  4. Step 4: Simplify right side
    124,009.79x = 6,329,146,014.13
  5. Step 5: Solve for x
    x = 6,329,146,014.13/124,009.79
  6. Step 6: Final answer
    x = 51,037.47

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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.