Home / 80,475.72-111,054.96-44,666.16

Finding the Fourth Proportional to 80,475.72, 111,054.96 and 44,666.16

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Solution

The fourth proportional to 80,475.72, 111,054.96 and 44,666.16 is: 61,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,475.72 : 111,054.96 = 44,666.16 : x
  2. Step 2: Convert to fraction form
    80,475.72/111,054.96 = 44,666.16/x
  3. Step 3: Cross multiply
    80,475.72x = 111,054.96 × 44,666.16
  4. Step 4: Simplify right side
    80,475.72x = 4,960,398,612.15
  5. Step 5: Solve for x
    x = 4,960,398,612.15/80,475.72
  6. Step 6: Final answer
    x = 61,638.45

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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.