Home / 44,343.20-66,547.20-31,221.20

Finding the Fourth Proportional to 44,343.20, 66,547.20 and 31,221.20

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Solution

The fourth proportional to 44,343.20, 66,547.20 and 31,221.20 is: 46,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,343.20 : 66,547.20 = 31,221.20 : x
  2. Step 2: Convert to fraction form
    44,343.20/66,547.20 = 31,221.20/x
  3. Step 3: Cross multiply
    44,343.20x = 66,547.20 × 31,221.20
  4. Step 4: Simplify right side
    44,343.20x = 2,077,683,440.64
  5. Step 5: Solve for x
    x = 2,077,683,440.64/44,343.20
  6. Step 6: Final answer
    x = 46,854.61

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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.