Home / 64,778.77-89,394.91-37,560.14

Finding the Fourth Proportional to 64,778.77, 89,394.91 and 37,560.14

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Solution

The fourth proportional to 64,778.77, 89,394.91 and 37,560.14 is: 51,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,778.77 : 89,394.91 = 37,560.14 : x
  2. Step 2: Convert to fraction form
    64,778.77/89,394.91 = 37,560.14/x
  3. Step 3: Cross multiply
    64,778.77x = 89,394.91 × 37,560.14
  4. Step 4: Simplify right side
    64,778.77x = 3,357,685,129.24
  5. Step 5: Solve for x
    x = 3,357,685,129.24/64,778.77
  6. Step 6: Final answer
    x = 51,833.11

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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.