Home / 242,231.55-334,275.03-134,800.58

Finding the Fourth Proportional to 242,231.55, 334,275.03 and 134,800.58

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Solution

The fourth proportional to 242,231.55, 334,275.03 and 134,800.58 is: 186,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,231.55 : 334,275.03 = 134,800.58 : x
  2. Step 2: Convert to fraction form
    242,231.55/334,275.03 = 134,800.58/x
  3. Step 3: Cross multiply
    242,231.55x = 334,275.03 × 134,800.58
  4. Step 4: Simplify right side
    242,231.55x = 45,060,466,252.14
  5. Step 5: Solve for x
    x = 45,060,466,252.14/242,231.55
  6. Step 6: Final answer
    x = 186,022.28

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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.