Home / 116,148.38-160,316.10-75,861.27

Finding the Fourth Proportional to 116,148.38, 160,316.10 and 75,861.27

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Solution

The fourth proportional to 116,148.38, 160,316.10 and 75,861.27 is: 104,709.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,148.38 : 160,316.10 = 75,861.27 : x
  2. Step 2: Convert to fraction form
    116,148.38/160,316.10 = 75,861.27/x
  3. Step 3: Cross multiply
    116,148.38x = 160,316.10 × 75,861.27
  4. Step 4: Simplify right side
    116,148.38x = 12,161,782,947.45
  5. Step 5: Solve for x
    x = 12,161,782,947.45/116,148.38
  6. Step 6: Final answer
    x = 104,709.02

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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.