Home / 64,758.14-89,280.06-48,556.52

Finding the Fourth Proportional to 64,758.14, 89,280.06 and 48,556.52

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Solution

The fourth proportional to 64,758.14, 89,280.06 and 48,556.52 is: 66,943.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,758.14 : 89,280.06 = 48,556.52 : x
  2. Step 2: Convert to fraction form
    64,758.14/89,280.06 = 48,556.52/x
  3. Step 3: Cross multiply
    64,758.14x = 89,280.06 × 48,556.52
  4. Step 4: Simplify right side
    64,758.14x = 4,335,129,018.99
  5. Step 5: Solve for x
    x = 4,335,129,018.99/64,758.14
  6. Step 6: Final answer
    x = 66,943.38

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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.