Home / 296,689.12-445,061.04-97,010.53

Finding the Fourth Proportional to 296,689.12, 445,061.04 and 97,010.53

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Solution

The fourth proportional to 296,689.12, 445,061.04 and 97,010.53 is: 145,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,689.12 : 445,061.04 = 97,010.53 : x
  2. Step 2: Convert to fraction form
    296,689.12/445,061.04 = 97,010.53/x
  3. Step 3: Cross multiply
    296,689.12x = 445,061.04 × 97,010.53
  4. Step 4: Simplify right side
    296,689.12x = 43,175,607,372.75
  5. Step 5: Solve for x
    x = 43,175,607,372.75/296,689.12
  6. Step 6: Final answer
    x = 145,524.74

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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.