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Finding the Fourth Proportional to 176,884.40, 265,326.60 and 117,835.40

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Solution

The fourth proportional to 176,884.40, 265,326.60 and 117,835.40 is: 176,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,884.40 : 265,326.60 = 117,835.40 : x
  2. Step 2: Convert to fraction form
    176,884.40/265,326.60 = 117,835.40/x
  3. Step 3: Cross multiply
    176,884.40x = 265,326.60 × 117,835.40
  4. Step 4: Simplify right side
    176,884.40x = 31,264,866,041.64
  5. Step 5: Solve for x
    x = 31,264,866,041.64/176,884.40
  6. Step 6: Final answer
    x = 176,753.10

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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.