Home / 97,427.64-146,055.06-47,479.80

Finding the Fourth Proportional to 97,427.64, 146,055.06 and 47,479.80

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Solution

The fourth proportional to 97,427.64, 146,055.06 and 47,479.80 is: 71,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,427.64 : 146,055.06 = 47,479.80 : x
  2. Step 2: Convert to fraction form
    97,427.64/146,055.06 = 47,479.80/x
  3. Step 3: Cross multiply
    97,427.64x = 146,055.06 × 47,479.80
  4. Step 4: Simplify right side
    97,427.64x = 6,934,665,037.79
  5. Step 5: Solve for x
    x = 6,934,665,037.79/97,427.64
  6. Step 6: Final answer
    x = 71,177.59

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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.