Home / 149,463.04-224,252.88-86,249.77

Finding the Fourth Proportional to 149,463.04, 224,252.88 and 86,249.77

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Solution

The fourth proportional to 149,463.04, 224,252.88 and 86,249.77 is: 129,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,463.04 : 224,252.88 = 86,249.77 : x
  2. Step 2: Convert to fraction form
    149,463.04/224,252.88 = 86,249.77/x
  3. Step 3: Cross multiply
    149,463.04x = 224,252.88 × 86,249.77
  4. Step 4: Simplify right side
    149,463.04x = 19,341,759,321.84
  5. Step 5: Solve for x
    x = 19,341,759,321.84/149,463.04
  6. Step 6: Final answer
    x = 129,408.31

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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.