Home / 71,232.79-98,260.20-45,343.47

Finding the Fourth Proportional to 71,232.79, 98,260.20 and 45,343.47

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Solution

The fourth proportional to 71,232.79, 98,260.20 and 45,343.47 is: 62,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,232.79 : 98,260.20 = 45,343.47 : x
  2. Step 2: Convert to fraction form
    71,232.79/98,260.20 = 45,343.47/x
  3. Step 3: Cross multiply
    71,232.79x = 98,260.20 × 45,343.47
  4. Step 4: Simplify right side
    71,232.79x = 4,455,458,430.89
  5. Step 5: Solve for x
    x = 4,455,458,430.89/71,232.79
  6. Step 6: Final answer
    x = 62,547.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.