Home / 64,460.69-88,954.35-35,778.66

Finding the Fourth Proportional to 64,460.69, 88,954.35 and 35,778.66

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Solution

The fourth proportional to 64,460.69, 88,954.35 and 35,778.66 is: 49,373.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,460.69 : 88,954.35 = 35,778.66 : x
  2. Step 2: Convert to fraction form
    64,460.69/88,954.35 = 35,778.66/x
  3. Step 3: Cross multiply
    64,460.69x = 88,954.35 × 35,778.66
  4. Step 4: Simplify right side
    64,460.69x = 3,182,667,444.17
  5. Step 5: Solve for x
    x = 3,182,667,444.17/64,460.69
  6. Step 6: Final answer
    x = 49,373.78

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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.