Home / 55,695.96-76,870.06-42,244.70

Finding the Fourth Proportional to 55,695.96, 76,870.06 and 42,244.70

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Solution

The fourth proportional to 55,695.96, 76,870.06 and 42,244.70 is: 58,304.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.96 : 76,870.06 = 42,244.70 : x
  2. Step 2: Convert to fraction form
    55,695.96/76,870.06 = 42,244.70/x
  3. Step 3: Cross multiply
    55,695.96x = 76,870.06 × 42,244.70
  4. Step 4: Simplify right side
    55,695.96x = 3,247,352,623.68
  5. Step 5: Solve for x
    x = 3,247,352,623.68/55,695.96
  6. Step 6: Final answer
    x = 58,304.99

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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.