Home / 90,477.24-124,855.32-50,192.76

Finding the Fourth Proportional to 90,477.24, 124,855.32 and 50,192.76

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Solution

The fourth proportional to 90,477.24, 124,855.32 and 50,192.76 is: 69,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,477.24 : 124,855.32 = 50,192.76 : x
  2. Step 2: Convert to fraction form
    90,477.24/124,855.32 = 50,192.76/x
  3. Step 3: Cross multiply
    90,477.24x = 124,855.32 × 50,192.76
  4. Step 4: Simplify right side
    90,477.24x = 6,266,833,111.48
  5. Step 5: Solve for x
    x = 6,266,833,111.48/90,477.24
  6. Step 6: Final answer
    x = 69,264.19

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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.