Home / 91,119.52-136,722.96-49,566.48

Finding the Fourth Proportional to 91,119.52, 136,722.96 and 49,566.48

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Solution

The fourth proportional to 91,119.52, 136,722.96 and 49,566.48 is: 74,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,119.52 : 136,722.96 = 49,566.48 : x
  2. Step 2: Convert to fraction form
    91,119.52/136,722.96 = 49,566.48/x
  3. Step 3: Cross multiply
    91,119.52x = 136,722.96 × 49,566.48
  4. Step 4: Simplify right side
    91,119.52x = 6,776,875,862.38
  5. Step 5: Solve for x
    x = 6,776,875,862.38/91,119.52
  6. Step 6: Final answer
    x = 74,373.48

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1.5x scale

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.