Home / 117,648.32-176,373.20-51,038.28

Finding the Fourth Proportional to 117,648.32, 176,373.20 and 51,038.28

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Solution

The fourth proportional to 117,648.32, 176,373.20 and 51,038.28 is: 76,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,648.32 : 176,373.20 = 51,038.28 : x
  2. Step 2: Convert to fraction form
    117,648.32/176,373.20 = 51,038.28/x
  3. Step 3: Cross multiply
    117,648.32x = 176,373.20 × 51,038.28
  4. Step 4: Simplify right side
    117,648.32x = 9,001,784,766.10
  5. Step 5: Solve for x
    x = 9,001,784,766.10/117,648.32
  6. Step 6: Final answer
    x = 76,514.35

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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.