Home / 151,643.28-227,479.50-46,443.72

Finding the Fourth Proportional to 151,643.28, 227,479.50 and 46,443.72

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Solution

The fourth proportional to 151,643.28, 227,479.50 and 46,443.72 is: 69,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,643.28 : 227,479.50 = 46,443.72 : x
  2. Step 2: Convert to fraction form
    151,643.28/227,479.50 = 46,443.72/x
  3. Step 3: Cross multiply
    151,643.28x = 227,479.50 × 46,443.72
  4. Step 4: Simplify right side
    151,643.28x = 10,564,994,203.74
  5. Step 5: Solve for x
    x = 10,564,994,203.74/151,643.28
  6. Step 6: Final answer
    x = 69,670.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.