Home / 97,002.34-145,233.16-49,515.28

Finding the Fourth Proportional to 97,002.34, 145,233.16 and 49,515.28

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Solution

The fourth proportional to 97,002.34, 145,233.16 and 49,515.28 is: 74,134.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,002.34 : 145,233.16 = 49,515.28 : x
  2. Step 2: Convert to fraction form
    97,002.34/145,233.16 = 49,515.28/x
  3. Step 3: Cross multiply
    97,002.34x = 145,233.16 × 49,515.28
  4. Step 4: Simplify right side
    97,002.34x = 7,191,260,095.81
  5. Step 5: Solve for x
    x = 7,191,260,095.81/97,002.34
  6. Step 6: Final answer
    x = 74,134.92

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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.