Home / 53,143.25-73,341.02-29,269.92

Finding the Fourth Proportional to 53,143.25, 73,341.02 and 29,269.92

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Solution

The fourth proportional to 53,143.25, 73,341.02 and 29,269.92 is: 40,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,143.25 : 73,341.02 = 29,269.92 : x
  2. Step 2: Convert to fraction form
    53,143.25/73,341.02 = 29,269.92/x
  3. Step 3: Cross multiply
    53,143.25x = 73,341.02 × 29,269.92
  4. Step 4: Simplify right side
    53,143.25x = 2,146,685,641.77
  5. Step 5: Solve for x
    x = 2,146,685,641.77/53,143.25
  6. Step 6: Final answer
    x = 40,394.33

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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.