Home / 72,227.66-99,466.26-59,535.77

Finding the Fourth Proportional to 72,227.66, 99,466.26 and 59,535.77

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Solution

The fourth proportional to 72,227.66, 99,466.26 and 59,535.77 is: 81,987.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,227.66 : 99,466.26 = 59,535.77 : x
  2. Step 2: Convert to fraction form
    72,227.66/99,466.26 = 59,535.77/x
  3. Step 3: Cross multiply
    72,227.66x = 99,466.26 × 59,535.77
  4. Step 4: Simplify right side
    72,227.66x = 5,921,800,378.12
  5. Step 5: Solve for x
    x = 5,921,800,378.12/72,227.66
  6. Step 6: Final answer
    x = 81,987.99

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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.