Home / 70,601.18-97,516.46-52,775.78

Finding the Fourth Proportional to 70,601.18, 97,516.46 and 52,775.78

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Solution

The fourth proportional to 70,601.18, 97,516.46 and 52,775.78 is: 72,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,601.18 : 97,516.46 = 52,775.78 : x
  2. Step 2: Convert to fraction form
    70,601.18/97,516.46 = 52,775.78/x
  3. Step 3: Cross multiply
    70,601.18x = 97,516.46 × 52,775.78
  4. Step 4: Simplify right side
    70,601.18x = 5,146,506,883.70
  5. Step 5: Solve for x
    x = 5,146,506,883.70/70,601.18
  6. Step 6: Final answer
    x = 72,895.48

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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.