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Finding the Fourth Proportional to 64,089.56, 88,443.08 and 37,247.78

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Solution

The fourth proportional to 64,089.56, 88,443.08 and 37,247.78 is: 51,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,089.56 : 88,443.08 = 37,247.78 : x
  2. Step 2: Convert to fraction form
    64,089.56/88,443.08 = 37,247.78/x
  3. Step 3: Cross multiply
    64,089.56x = 88,443.08 × 37,247.78
  4. Step 4: Simplify right side
    64,089.56x = 3,294,308,386.36
  5. Step 5: Solve for x
    x = 3,294,308,386.36/64,089.56
  6. Step 6: Final answer
    x = 51,401.64

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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.