Home / 113,143.04-169,554.08-83,327.04

Finding the Fourth Proportional to 113,143.04, 169,554.08 and 83,327.04

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Solution

The fourth proportional to 113,143.04, 169,554.08 and 83,327.04 is: 124,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,143.04 : 169,554.08 = 83,327.04 : x
  2. Step 2: Convert to fraction form
    113,143.04/169,554.08 = 83,327.04/x
  3. Step 3: Cross multiply
    113,143.04x = 169,554.08 × 83,327.04
  4. Step 4: Simplify right side
    113,143.04x = 14,128,439,606.32
  5. Step 5: Solve for x
    x = 14,128,439,606.32/113,143.04
  6. Step 6: Final answer
    x = 124,872.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.