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Finding the Fourth Proportional to 64,017.99, 88,350.71 and 35,342.78

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Solution

The fourth proportional to 64,017.99, 88,350.71 and 35,342.78 is: 48,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,017.99 : 88,350.71 = 35,342.78 : x
  2. Step 2: Convert to fraction form
    64,017.99/88,350.71 = 35,342.78/x
  3. Step 3: Cross multiply
    64,017.99x = 88,350.71 × 35,342.78
  4. Step 4: Simplify right side
    64,017.99x = 3,122,559,087.91
  5. Step 5: Solve for x
    x = 3,122,559,087.91/64,017.99
  6. Step 6: Final answer
    x = 48,776.28

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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.