Home / 66,444.24-99,656.56-22,070

Finding the Fourth Proportional to 66,444.24, 99,656.56 and 22,070

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Solution

The fourth proportional to 66,444.24, 99,656.56 and 22,070 is: 33,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,444.24 : 99,656.56 = 22,070 : x
  2. Step 2: Convert to fraction form
    66,444.24/99,656.56 = 22,070/x
  3. Step 3: Cross multiply
    66,444.24x = 99,656.56 × 22,070
  4. Step 4: Simplify right side
    66,444.24x = 2,199,420,279.20
  5. Step 5: Solve for x
    x = 2,199,420,279.20/66,444.24
  6. Step 6: Final answer
    x = 33,101.74

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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.