Home / 66,002.90-99,004.35-63,670.10

Finding the Fourth Proportional to 66,002.90, 99,004.35 and 63,670.10

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Solution

The fourth proportional to 66,002.90, 99,004.35 and 63,670.10 is: 95,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,002.90 : 99,004.35 = 63,670.10 : x
  2. Step 2: Convert to fraction form
    66,002.90/99,004.35 = 63,670.10/x
  3. Step 3: Cross multiply
    66,002.90x = 99,004.35 × 63,670.10
  4. Step 4: Simplify right side
    66,002.90x = 6,303,616,864.94
  5. Step 5: Solve for x
    x = 6,303,616,864.94/66,002.90
  6. Step 6: Final answer
    x = 95,505.15

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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.