Home / 107,622.17-148,456.75-67,265.89

Finding the Fourth Proportional to 107,622.17, 148,456.75 and 67,265.89

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Solution

The fourth proportional to 107,622.17, 148,456.75 and 67,265.89 is: 92,788.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,622.17 : 148,456.75 = 67,265.89 : x
  2. Step 2: Convert to fraction form
    107,622.17/148,456.75 = 67,265.89/x
  3. Step 3: Cross multiply
    107,622.17x = 148,456.75 × 67,265.89
  4. Step 4: Simplify right side
    107,622.17x = 9,986,075,618.23
  5. Step 5: Solve for x
    x = 9,986,075,618.23/107,622.17
  6. Step 6: Final answer
    x = 92,788.28

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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.