Home / 66,363.04-99,529.08-38,223.28

Finding the Fourth Proportional to 66,363.04, 99,529.08 and 38,223.28

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Solution

The fourth proportional to 66,363.04, 99,529.08 and 38,223.28 is: 57,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,363.04 : 99,529.08 = 38,223.28 : x
  2. Step 2: Convert to fraction form
    66,363.04/99,529.08 = 38,223.28/x
  3. Step 3: Cross multiply
    66,363.04x = 99,529.08 × 38,223.28
  4. Step 4: Simplify right side
    66,363.04x = 3,804,327,892.98
  5. Step 5: Solve for x
    x = 3,804,327,892.98/66,363.04
  6. Step 6: Final answer
    x = 57,326.00

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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.