Home / 73,152.10-100,944.66-42,938.65

Finding the Fourth Proportional to 73,152.10, 100,944.66 and 42,938.65

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Solution

The fourth proportional to 73,152.10, 100,944.66 and 42,938.65 is: 59,252.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,152.10 : 100,944.66 = 42,938.65 : x
  2. Step 2: Convert to fraction form
    73,152.10/100,944.66 = 42,938.65/x
  3. Step 3: Cross multiply
    73,152.10x = 100,944.66 × 42,938.65
  4. Step 4: Simplify right side
    73,152.10x = 4,334,427,425.11
  5. Step 5: Solve for x
    x = 4,334,427,425.11/73,152.10
  6. Step 6: Final answer
    x = 59,252.26

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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.