Home / 52,454.61-78,588.61-30,222.06

Finding the Fourth Proportional to 52,454.61, 78,588.61 and 30,222.06

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Solution

The fourth proportional to 52,454.61, 78,588.61 and 30,222.06 is: 45,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.61 : 78,588.61 = 30,222.06 : x
  2. Step 2: Convert to fraction form
    52,454.61/78,588.61 = 30,222.06/x
  3. Step 3: Cross multiply
    52,454.61x = 78,588.61 × 30,222.06
  4. Step 4: Simplify right side
    52,454.61x = 2,375,109,686.74
  5. Step 5: Solve for x
    x = 2,375,109,686.74/52,454.61
  6. Step 6: Final answer
    x = 45,279.33

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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.