Home / 213,052.07-319,621.85-63,279.02

Finding the Fourth Proportional to 213,052.07, 319,621.85 and 63,279.02

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Solution

The fourth proportional to 213,052.07, 319,621.85 and 63,279.02 is: 94,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,052.07 : 319,621.85 = 63,279.02 : x
  2. Step 2: Convert to fraction form
    213,052.07/319,621.85 = 63,279.02/x
  3. Step 3: Cross multiply
    213,052.07x = 319,621.85 × 63,279.02
  4. Step 4: Simplify right side
    213,052.07x = 20,225,358,158.54
  5. Step 5: Solve for x
    x = 20,225,358,158.54/213,052.07
  6. Step 6: Final answer
    x = 94,931.53

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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.