Home / 122,256.28-168,730.95-67,820.65

Finding the Fourth Proportional to 122,256.28, 168,730.95 and 67,820.65

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Solution

The fourth proportional to 122,256.28, 168,730.95 and 67,820.65 is: 93,602.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,256.28 : 168,730.95 = 67,820.65 : x
  2. Step 2: Convert to fraction form
    122,256.28/168,730.95 = 67,820.65/x
  3. Step 3: Cross multiply
    122,256.28x = 168,730.95 × 67,820.65
  4. Step 4: Simplify right side
    122,256.28x = 11,443,442,704.12
  5. Step 5: Solve for x
    x = 11,443,442,704.12/122,256.28
  6. Step 6: Final answer
    x = 93,602.08

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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.