Home / 117,442.08-176,176.88-42,597.60

Finding the Fourth Proportional to 117,442.08, 176,176.88 and 42,597.60

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Solution

The fourth proportional to 117,442.08, 176,176.88 and 42,597.60 is: 63,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,442.08 : 176,176.88 = 42,597.60 : x
  2. Step 2: Convert to fraction form
    117,442.08/176,176.88 = 42,597.60/x
  3. Step 3: Cross multiply
    117,442.08x = 176,176.88 × 42,597.60
  4. Step 4: Simplify right side
    117,442.08x = 7,504,712,263.49
  5. Step 5: Solve for x
    x = 7,504,712,263.49/117,442.08
  6. Step 6: Final answer
    x = 63,901.39

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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.