Home / 123,677.36-170,562.10-104,597.16

Finding the Fourth Proportional to 123,677.36, 170,562.10 and 104,597.16

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Solution

The fourth proportional to 123,677.36, 170,562.10 and 104,597.16 is: 144,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,677.36 : 170,562.10 = 104,597.16 : x
  2. Step 2: Convert to fraction form
    123,677.36/170,562.10 = 104,597.16/x
  3. Step 3: Cross multiply
    123,677.36x = 170,562.10 × 104,597.16
  4. Step 4: Simplify right side
    123,677.36x = 17,840,311,263.64
  5. Step 5: Solve for x
    x = 17,840,311,263.64/123,677.36
  6. Step 6: Final answer
    x = 144,248.80

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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.