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Finding the Fourth Proportional to 64,293.74, 88,726.79 and 36,697.85

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Solution

The fourth proportional to 64,293.74, 88,726.79 and 36,697.85 is: 50,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,293.74 : 88,726.79 = 36,697.85 : x
  2. Step 2: Convert to fraction form
    64,293.74/88,726.79 = 36,697.85/x
  3. Step 3: Cross multiply
    64,293.74x = 88,726.79 × 36,697.85
  4. Step 4: Simplify right side
    64,293.74x = 3,256,082,430.40
  5. Step 5: Solve for x
    x = 3,256,082,430.40/64,293.74
  6. Step 6: Final answer
    x = 50,643.85

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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.