Home / 53,134.13-73,325.10-29,260.76

Finding the Fourth Proportional to 53,134.13, 73,325.10 and 29,260.76

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Solution

The fourth proportional to 53,134.13, 73,325.10 and 29,260.76 is: 40,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,134.13 : 73,325.10 = 29,260.76 : x
  2. Step 2: Convert to fraction form
    53,134.13/73,325.10 = 29,260.76/x
  3. Step 3: Cross multiply
    53,134.13x = 73,325.10 × 29,260.76
  4. Step 4: Simplify right side
    53,134.13x = 2,145,547,786.45
  5. Step 5: Solve for x
    x = 2,145,547,786.45/53,134.13
  6. Step 6: Final answer
    x = 40,379.85

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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.