Home / 104,587.91-144,332.44-56,841.26

Finding the Fourth Proportional to 104,587.91, 144,332.44 and 56,841.26

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Solution

The fourth proportional to 104,587.91, 144,332.44 and 56,841.26 is: 78,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,587.91 : 144,332.44 = 56,841.26 : x
  2. Step 2: Convert to fraction form
    104,587.91/144,332.44 = 56,841.26/x
  3. Step 3: Cross multiply
    104,587.91x = 144,332.44 × 56,841.26
  4. Step 4: Simplify right side
    104,587.91x = 8,204,037,967.20
  5. Step 5: Solve for x
    x = 8,204,037,967.20/104,587.91
  6. Step 6: Final answer
    x = 78,441.55

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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.