Home / 104,209.16-143,806.75-58,886.18

Finding the Fourth Proportional to 104,209.16, 143,806.75 and 58,886.18

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Solution

The fourth proportional to 104,209.16, 143,806.75 and 58,886.18 is: 81,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,209.16 : 143,806.75 = 58,886.18 : x
  2. Step 2: Convert to fraction form
    104,209.16/143,806.75 = 58,886.18/x
  3. Step 3: Cross multiply
    104,209.16x = 143,806.75 × 58,886.18
  4. Step 4: Simplify right side
    104,209.16x = 8,468,230,165.72
  5. Step 5: Solve for x
    x = 8,468,230,165.72/104,209.16
  6. Step 6: Final answer
    x = 81,261.86

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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.