Home / 107,497.10-148,304.64-69,253.76

Finding the Fourth Proportional to 107,497.10, 148,304.64 and 69,253.76

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Solution

The fourth proportional to 107,497.10, 148,304.64 and 69,253.76 is: 95,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,497.10 : 148,304.64 = 69,253.76 : x
  2. Step 2: Convert to fraction form
    107,497.10/148,304.64 = 69,253.76/x
  3. Step 3: Cross multiply
    107,497.10x = 148,304.64 × 69,253.76
  4. Step 4: Simplify right side
    107,497.10x = 10,270,653,945.45
  5. Step 5: Solve for x
    x = 10,270,653,945.45/107,497.10
  6. Step 6: Final answer
    x = 95,543.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.