Home / 53,162.68-73,361.76-29,288.80

Finding the Fourth Proportional to 53,162.68, 73,361.76 and 29,288.80

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Solution

The fourth proportional to 53,162.68, 73,361.76 and 29,288.80 is: 40,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.68 : 73,361.76 = 29,288.80 : x
  2. Step 2: Convert to fraction form
    53,162.68/73,361.76 = 29,288.80/x
  3. Step 3: Cross multiply
    53,162.68x = 73,361.76 × 29,288.80
  4. Step 4: Simplify right side
    53,162.68x = 2,148,677,916.29
  5. Step 5: Solve for x
    x = 2,148,677,916.29/53,162.68
  6. Step 6: Final answer
    x = 40,417.04

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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.