Home / 117,656.40-176,572.08-47,536.32

Finding the Fourth Proportional to 117,656.40, 176,572.08 and 47,536.32

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Solution

The fourth proportional to 117,656.40, 176,572.08 and 47,536.32 is: 71,339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,656.40 : 176,572.08 = 47,536.32 : x
  2. Step 2: Convert to fraction form
    117,656.40/176,572.08 = 47,536.32/x
  3. Step 3: Cross multiply
    117,656.40x = 176,572.08 × 47,536.32
  4. Step 4: Simplify right side
    117,656.40x = 8,393,586,897.95
  5. Step 5: Solve for x
    x = 8,393,586,897.95/117,656.40
  6. Step 6: Final answer
    x = 71,339.82

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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.