Home / 233,147.52-321,841.08-157,739.76

Finding the Fourth Proportional to 233,147.52, 321,841.08 and 157,739.76

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Solution

The fourth proportional to 233,147.52, 321,841.08 and 157,739.76 is: 217,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,147.52 : 321,841.08 = 157,739.76 : x
  2. Step 2: Convert to fraction form
    233,147.52/321,841.08 = 157,739.76/x
  3. Step 3: Cross multiply
    233,147.52x = 321,841.08 × 157,739.76
  4. Step 4: Simplify right side
    233,147.52x = 50,767,134,717.34
  5. Step 5: Solve for x
    x = 50,767,134,717.34/233,147.52
  6. Step 6: Final answer
    x = 217,746.84

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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.