Home / 126,832.08-175,038.12-70,248.72

Finding the Fourth Proportional to 126,832.08, 175,038.12 and 70,248.72

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Solution

The fourth proportional to 126,832.08, 175,038.12 and 70,248.72 is: 96,948.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,832.08 : 175,038.12 = 70,248.72 : x
  2. Step 2: Convert to fraction form
    126,832.08/175,038.12 = 70,248.72/x
  3. Step 3: Cross multiply
    126,832.08x = 175,038.12 × 70,248.72
  4. Step 4: Simplify right side
    126,832.08x = 12,296,203,881.21
  5. Step 5: Solve for x
    x = 12,296,203,881.21/126,832.08
  6. Step 6: Final answer
    x = 96,948.69

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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.