Home / 124,920.92-172,407.57-70,484.29

Finding the Fourth Proportional to 124,920.92, 172,407.57 and 70,484.29

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Solution

The fourth proportional to 124,920.92, 172,407.57 and 70,484.29 is: 97,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,920.92 : 172,407.57 = 70,484.29 : x
  2. Step 2: Convert to fraction form
    124,920.92/172,407.57 = 70,484.29/x
  3. Step 3: Cross multiply
    124,920.92x = 172,407.57 × 70,484.29
  4. Step 4: Simplify right side
    124,920.92x = 12,152,025,162.08
  5. Step 5: Solve for x
    x = 12,152,025,162.08/124,920.92
  6. Step 6: Final answer
    x = 97,277.74

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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.