Home / 80,547.58-111,152.57-44,739.88

Finding the Fourth Proportional to 80,547.58, 111,152.57 and 44,739.88

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Solution

The fourth proportional to 80,547.58, 111,152.57 and 44,739.88 is: 61,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,547.58 : 111,152.57 = 44,739.88 : x
  2. Step 2: Convert to fraction form
    80,547.58/111,152.57 = 44,739.88/x
  3. Step 3: Cross multiply
    80,547.58x = 111,152.57 × 44,739.88
  4. Step 4: Simplify right side
    80,547.58x = 4,972,952,643.49
  5. Step 5: Solve for x
    x = 4,972,952,643.49/80,547.58
  6. Step 6: Final answer
    x = 61,739.32

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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.