Home / 150,386.65-225,580.14-45,205.61

Finding the Fourth Proportional to 150,386.65, 225,580.14 and 45,205.61

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Solution

The fourth proportional to 150,386.65, 225,580.14 and 45,205.61 is: 67,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,386.65 : 225,580.14 = 45,205.61 : x
  2. Step 2: Convert to fraction form
    150,386.65/225,580.14 = 45,205.61/x
  3. Step 3: Cross multiply
    150,386.65x = 225,580.14 × 45,205.61
  4. Step 4: Simplify right side
    150,386.65x = 10,197,487,832.59
  5. Step 5: Solve for x
    x = 10,197,487,832.59/150,386.65
  6. Step 6: Final answer
    x = 67,808.46

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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.