Home / 118,045.33-162,902.57-64,330.36

Finding the Fourth Proportional to 118,045.33, 162,902.57 and 64,330.36

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Solution

The fourth proportional to 118,045.33, 162,902.57 and 64,330.36 is: 88,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,045.33 : 162,902.57 = 64,330.36 : x
  2. Step 2: Convert to fraction form
    118,045.33/162,902.57 = 64,330.36/x
  3. Step 3: Cross multiply
    118,045.33x = 162,902.57 × 64,330.36
  4. Step 4: Simplify right side
    118,045.33x = 10,479,580,244.12
  5. Step 5: Solve for x
    x = 10,479,580,244.12/118,045.33
  6. Step 6: Final answer
    x = 88,775.90

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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.