Home / 157,328.88-236,033.72-52,177.20

Finding the Fourth Proportional to 157,328.88, 236,033.72 and 52,177.20

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Solution

The fourth proportional to 157,328.88, 236,033.72 and 52,177.20 is: 78,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,328.88 : 236,033.72 = 52,177.20 : x
  2. Step 2: Convert to fraction form
    157,328.88/236,033.72 = 52,177.20/x
  3. Step 3: Cross multiply
    157,328.88x = 236,033.72 × 52,177.20
  4. Step 4: Simplify right side
    157,328.88x = 12,315,578,615.18
  5. Step 5: Solve for x
    x = 12,315,578,615.18/157,328.88
  6. Step 6: Final answer
    x = 78,279.20

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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.