Home / 107,812.10-161,718.15-97,444.10

Finding the Fourth Proportional to 107,812.10, 161,718.15 and 97,444.10

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Solution

The fourth proportional to 107,812.10, 161,718.15 and 97,444.10 is: 146,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,812.10 : 161,718.15 = 97,444.10 : x
  2. Step 2: Convert to fraction form
    107,812.10/161,718.15 = 97,444.10/x
  3. Step 3: Cross multiply
    107,812.10x = 161,718.15 × 97,444.10
  4. Step 4: Simplify right side
    107,812.10x = 15,758,479,580.42
  5. Step 5: Solve for x
    x = 15,758,479,580.42/107,812.10
  6. Step 6: Final answer
    x = 146,166.15

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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.