Home / 295,216.90-442,934.70-117,851.20

Finding the Fourth Proportional to 295,216.90, 442,934.70 and 117,851.20

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Solution

The fourth proportional to 295,216.90, 442,934.70 and 117,851.20 is: 176,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,216.90 : 442,934.70 = 117,851.20 : x
  2. Step 2: Convert to fraction form
    295,216.90/442,934.70 = 117,851.20/x
  3. Step 3: Cross multiply
    295,216.90x = 442,934.70 × 117,851.20
  4. Step 4: Simplify right side
    295,216.90x = 52,200,385,916.64
  5. Step 5: Solve for x
    x = 52,200,385,916.64/295,216.90
  6. Step 6: Final answer
    x = 176,820.45

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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.