Home / 118,808.10-178,245.18-96,566.40

Finding the Fourth Proportional to 118,808.10, 178,245.18 and 96,566.40

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Solution

The fourth proportional to 118,808.10, 178,245.18 and 96,566.40 is: 144,876.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,808.10 : 178,245.18 = 96,566.40 : x
  2. Step 2: Convert to fraction form
    118,808.10/178,245.18 = 96,566.40/x
  3. Step 3: Cross multiply
    118,808.10x = 178,245.18 × 96,566.40
  4. Step 4: Simplify right side
    118,808.10x = 17,212,495,349.95
  5. Step 5: Solve for x
    x = 17,212,495,349.95/118,808.10
  6. Step 6: Final answer
    x = 144,876.45

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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.