Home / 80,332.32-110,848-46,342.08

Finding the Fourth Proportional to 80,332.32, 110,848 and 46,342.08

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Solution

The fourth proportional to 80,332.32, 110,848 and 46,342.08 is: 63,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,332.32 : 110,848 = 46,342.08 : x
  2. Step 2: Convert to fraction form
    80,332.32/110,848 = 46,342.08/x
  3. Step 3: Cross multiply
    80,332.32x = 110,848 × 46,342.08
  4. Step 4: Simplify right side
    80,332.32x = 5,136,926,883.84
  5. Step 5: Solve for x
    x = 5,136,926,883.84/80,332.32
  6. Step 6: Final answer
    x = 63,945.95

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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.