Home / 213,116.60-319,934.10-160,110.20

Finding the Fourth Proportional to 213,116.60, 319,934.10 and 160,110.20

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Solution

The fourth proportional to 213,116.60, 319,934.10 and 160,110.20 is: 240,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,116.60 : 319,934.10 = 160,110.20 : x
  2. Step 2: Convert to fraction form
    213,116.60/319,934.10 = 160,110.20/x
  3. Step 3: Cross multiply
    213,116.60x = 319,934.10 × 160,110.20
  4. Step 4: Simplify right side
    213,116.60x = 51,224,712,737.82
  5. Step 5: Solve for x
    x = 51,224,712,737.82/213,116.60
  6. Step 6: Final answer
    x = 240,360.03

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1.5x scale

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.