Home / 53,139.65-73,337.10-29,270.77

Finding the Fourth Proportional to 53,139.65, 73,337.10 and 29,270.77

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Solution

The fourth proportional to 53,139.65, 73,337.10 and 29,270.77 is: 40,396.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,139.65 : 73,337.10 = 29,270.77 : x
  2. Step 2: Convert to fraction form
    53,139.65/73,337.10 = 29,270.77/x
  3. Step 3: Cross multiply
    53,139.65x = 73,337.10 × 29,270.77
  4. Step 4: Simplify right side
    53,139.65x = 2,146,633,093.46
  5. Step 5: Solve for x
    x = 2,146,633,093.46/53,139.65
  6. Step 6: Final answer
    x = 40,396.08

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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.