Home / 213,470.52-294,247.02-144,538.20

Finding the Fourth Proportional to 213,470.52, 294,247.02 and 144,538.20

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Solution

The fourth proportional to 213,470.52, 294,247.02 and 144,538.20 is: 199,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,470.52 : 294,247.02 = 144,538.20 : x
  2. Step 2: Convert to fraction form
    213,470.52/294,247.02 = 144,538.20/x
  3. Step 3: Cross multiply
    213,470.52x = 294,247.02 × 144,538.20
  4. Step 4: Simplify right side
    213,470.52x = 42,529,934,626.16
  5. Step 5: Solve for x
    x = 42,529,934,626.16/213,470.52
  6. Step 6: Final answer
    x = 199,230.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.