Home / 80,477.07-111,056.22-44,666.16

Finding the Fourth Proportional to 80,477.07, 111,056.22 and 44,666.16

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Solution

The fourth proportional to 80,477.07, 111,056.22 and 44,666.16 is: 61,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,477.07 : 111,056.22 = 44,666.16 : x
  2. Step 2: Convert to fraction form
    80,477.07/111,056.22 = 44,666.16/x
  3. Step 3: Cross multiply
    80,477.07x = 111,056.22 × 44,666.16
  4. Step 4: Simplify right side
    80,477.07x = 4,960,454,891.52
  5. Step 5: Solve for x
    x = 4,960,454,891.52/80,477.07
  6. Step 6: Final answer
    x = 61,638.11

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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.