Home / 65,931.17-98,534.78-48,199.15

Finding the Fourth Proportional to 65,931.17, 98,534.78 and 48,199.15

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Solution

The fourth proportional to 65,931.17, 98,534.78 and 48,199.15 is: 72,034.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,931.17 : 98,534.78 = 48,199.15 : x
  2. Step 2: Convert to fraction form
    65,931.17/98,534.78 = 48,199.15/x
  3. Step 3: Cross multiply
    65,931.17x = 98,534.78 × 48,199.15
  4. Step 4: Simplify right side
    65,931.17x = 4,749,292,704.36
  5. Step 5: Solve for x
    x = 4,749,292,704.36/65,931.17
  6. Step 6: Final answer
    x = 72,034.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.