Home / 242,083.36-334,042.48-134,639.76

Finding the Fourth Proportional to 242,083.36, 334,042.48 and 134,639.76

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Solution

The fourth proportional to 242,083.36, 334,042.48 and 134,639.76 is: 185,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,083.36 : 334,042.48 = 134,639.76 : x
  2. Step 2: Convert to fraction form
    242,083.36/334,042.48 = 134,639.76/x
  3. Step 3: Cross multiply
    242,083.36x = 334,042.48 × 134,639.76
  4. Step 4: Simplify right side
    242,083.36x = 44,975,399,337.00
  5. Step 5: Solve for x
    x = 44,975,399,337.00/242,083.36
  6. Step 6: Final answer
    x = 185,784.76

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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.