Home / 104,888.93-144,818.28-80,647.25

Finding the Fourth Proportional to 104,888.93, 144,818.28 and 80,647.25

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Solution

The fourth proportional to 104,888.93, 144,818.28 and 80,647.25 is: 111,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,888.93 : 144,818.28 = 80,647.25 : x
  2. Step 2: Convert to fraction form
    104,888.93/144,818.28 = 80,647.25/x
  3. Step 3: Cross multiply
    104,888.93x = 144,818.28 × 80,647.25
  4. Step 4: Simplify right side
    104,888.93x = 11,679,195,307.64
  5. Step 5: Solve for x
    x = 11,679,195,307.64/104,888.93
  6. Step 6: Final answer
    x = 111,348.22

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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.