Home / 88,697.04-133,047-29,531.76

Finding the Fourth Proportional to 88,697.04, 133,047 and 29,531.76

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Solution

The fourth proportional to 88,697.04, 133,047 and 29,531.76 is: 44,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,697.04 : 133,047 = 29,531.76 : x
  2. Step 2: Convert to fraction form
    88,697.04/133,047 = 29,531.76/x
  3. Step 3: Cross multiply
    88,697.04x = 133,047 × 29,531.76
  4. Step 4: Simplify right side
    88,697.04x = 3,929,112,072.72
  5. Step 5: Solve for x
    x = 3,929,112,072.72/88,697.04
  6. Step 6: Final answer
    x = 44,298.12

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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.