Home / 157,422.67-236,064.48-45,077.36

Finding the Fourth Proportional to 157,422.67, 236,064.48 and 45,077.36

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Solution

The fourth proportional to 157,422.67, 236,064.48 and 45,077.36 is: 67,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,422.67 : 236,064.48 = 45,077.36 : x
  2. Step 2: Convert to fraction form
    157,422.67/236,064.48 = 45,077.36/x
  3. Step 3: Cross multiply
    157,422.67x = 236,064.48 × 45,077.36
  4. Step 4: Simplify right side
    157,422.67x = 10,641,162,198.81
  5. Step 5: Solve for x
    x = 10,641,162,198.81/157,422.67
  6. Step 6: Final answer
    x = 67,596.12

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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.