Home / 155,147.74-232,716.96-42,834.81

Finding the Fourth Proportional to 155,147.74, 232,716.96 and 42,834.81

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Solution

The fourth proportional to 155,147.74, 232,716.96 and 42,834.81 is: 64,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,147.74 : 232,716.96 = 42,834.81 : x
  2. Step 2: Convert to fraction form
    155,147.74/232,716.96 = 42,834.81/x
  3. Step 3: Cross multiply
    155,147.74x = 232,716.96 × 42,834.81
  4. Step 4: Simplify right side
    155,147.74x = 9,968,386,765.38
  5. Step 5: Solve for x
    x = 9,968,386,765.38/155,147.74
  6. Step 6: Final answer
    x = 64,250.93

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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.