Home / 64,216.35-88,703.28-49,293.42

Finding the Fourth Proportional to 64,216.35, 88,703.28 and 49,293.42

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Solution

The fourth proportional to 64,216.35, 88,703.28 and 49,293.42 is: 68,089.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,216.35 : 88,703.28 = 49,293.42 : x
  2. Step 2: Convert to fraction form
    64,216.35/88,703.28 = 49,293.42/x
  3. Step 3: Cross multiply
    64,216.35x = 88,703.28 × 49,293.42
  4. Step 4: Simplify right side
    64,216.35x = 4,372,488,036.42
  5. Step 5: Solve for x
    x = 4,372,488,036.42/64,216.35
  6. Step 6: Final answer
    x = 68,089.95

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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.