Home / 55,718.91-83,378.70-48,248.24

Finding the Fourth Proportional to 55,718.91, 83,378.70 and 48,248.24

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Solution

The fourth proportional to 55,718.91, 83,378.70 and 48,248.24 is: 72,199.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.91 : 83,378.70 = 48,248.24 : x
  2. Step 2: Convert to fraction form
    55,718.91/83,378.70 = 48,248.24/x
  3. Step 3: Cross multiply
    55,718.91x = 83,378.70 × 48,248.24
  4. Step 4: Simplify right side
    55,718.91x = 4,022,875,111.59
  5. Step 5: Solve for x
    x = 4,022,875,111.59/55,718.91
  6. Step 6: Final answer
    x = 72,199.46

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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.