Home / 77,133.08-115,708.13-24,530.26

Finding the Fourth Proportional to 77,133.08, 115,708.13 and 24,530.26

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Solution

The fourth proportional to 77,133.08, 115,708.13 and 24,530.26 is: 36,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,133.08 : 115,708.13 = 24,530.26 : x
  2. Step 2: Convert to fraction form
    77,133.08/115,708.13 = 24,530.26/x
  3. Step 3: Cross multiply
    77,133.08x = 115,708.13 × 24,530.26
  4. Step 4: Simplify right side
    77,133.08x = 2,838,350,513.01
  5. Step 5: Solve for x
    x = 2,838,350,513.01/77,133.08
  6. Step 6: Final answer
    x = 36,798.10

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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.