Home / 124,859.91-172,323.53-70,423.25

Finding the Fourth Proportional to 124,859.91, 172,323.53 and 70,423.25

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Solution

The fourth proportional to 124,859.91, 172,323.53 and 70,423.25 is: 97,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,859.91 : 172,323.53 = 70,423.25 : x
  2. Step 2: Convert to fraction form
    124,859.91/172,323.53 = 70,423.25/x
  3. Step 3: Cross multiply
    124,859.91x = 172,323.53 × 70,423.25
  4. Step 4: Simplify right side
    124,859.91x = 12,135,582,371.02
  5. Step 5: Solve for x
    x = 12,135,582,371.02/124,859.91
  6. Step 6: Final answer
    x = 97,193.59

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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.