Home / 84,979.02-127,436.85-24,991.43

Finding the Fourth Proportional to 84,979.02, 127,436.85 and 24,991.43

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Solution

The fourth proportional to 84,979.02, 127,436.85 and 24,991.43 is: 37,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,979.02 : 127,436.85 = 24,991.43 : x
  2. Step 2: Convert to fraction form
    84,979.02/127,436.85 = 24,991.43/x
  3. Step 3: Cross multiply
    84,979.02x = 127,436.85 × 24,991.43
  4. Step 4: Simplify right side
    84,979.02x = 3,184,828,479.01
  5. Step 5: Solve for x
    x = 3,184,828,479.01/84,979.02
  6. Step 6: Final answer
    x = 37,477.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.