Home / 124,665.24-172,050.49-74,364.24

Finding the Fourth Proportional to 124,665.24, 172,050.49 and 74,364.24

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Solution

The fourth proportional to 124,665.24, 172,050.49 and 74,364.24 is: 102,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,665.24 : 172,050.49 = 74,364.24 : x
  2. Step 2: Convert to fraction form
    124,665.24/172,050.49 = 74,364.24/x
  3. Step 3: Cross multiply
    124,665.24x = 172,050.49 × 74,364.24
  4. Step 4: Simplify right side
    124,665.24x = 12,794,403,930.48
  5. Step 5: Solve for x
    x = 12,794,403,930.48/124,665.24
  6. Step 6: Final answer
    x = 102,630.08

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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.