Home / 122,049.20-168,445.68-70,356.35

Finding the Fourth Proportional to 122,049.20, 168,445.68 and 70,356.35

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Solution

The fourth proportional to 122,049.20, 168,445.68 and 70,356.35 is: 97,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,049.20 : 168,445.68 = 70,356.35 : x
  2. Step 2: Convert to fraction form
    122,049.20/168,445.68 = 70,356.35/x
  3. Step 3: Cross multiply
    122,049.20x = 168,445.68 × 70,356.35
  4. Step 4: Simplify right side
    122,049.20x = 11,851,223,218.07
  5. Step 5: Solve for x
    x = 11,851,223,218.07/122,049.20
  6. Step 6: Final answer
    x = 97,102.01

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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.