Home / 106,775.92-147,365.40-61,452.97

Finding the Fourth Proportional to 106,775.92, 147,365.40 and 61,452.97

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Solution

The fourth proportional to 106,775.92, 147,365.40 and 61,452.97 is: 84,813.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,775.92 : 147,365.40 = 61,452.97 : x
  2. Step 2: Convert to fraction form
    106,775.92/147,365.40 = 61,452.97/x
  3. Step 3: Cross multiply
    106,775.92x = 147,365.40 × 61,452.97
  4. Step 4: Simplify right side
    106,775.92x = 9,056,041,505.24
  5. Step 5: Solve for x
    x = 9,056,041,505.24/106,775.92
  6. Step 6: Final answer
    x = 84,813.52

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1.5x scale

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.