Home / 122,013.27-168,384.96-68,298.12

Finding the Fourth Proportional to 122,013.27, 168,384.96 and 68,298.12

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Solution

The fourth proportional to 122,013.27, 168,384.96 and 68,298.12 is: 94,255.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,013.27 : 168,384.96 = 68,298.12 : x
  2. Step 2: Convert to fraction form
    122,013.27/168,384.96 = 68,298.12/x
  3. Step 3: Cross multiply
    122,013.27x = 168,384.96 × 68,298.12
  4. Step 4: Simplify right side
    122,013.27x = 11,500,376,204.28
  5. Step 5: Solve for x
    x = 11,500,376,204.28/122,013.27
  6. Step 6: Final answer
    x = 94,255.13

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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.