Home / 187,051.30-280,576.95-46,809.70

Finding the Fourth Proportional to 187,051.30, 280,576.95 and 46,809.70

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Solution

The fourth proportional to 187,051.30, 280,576.95 and 46,809.70 is: 70,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,051.30 : 280,576.95 = 46,809.70 : x
  2. Step 2: Convert to fraction form
    187,051.30/280,576.95 = 46,809.70/x
  3. Step 3: Cross multiply
    187,051.30x = 280,576.95 × 46,809.70
  4. Step 4: Simplify right side
    187,051.30x = 13,133,722,856.42
  5. Step 5: Solve for x
    x = 13,133,722,856.42/187,051.30
  6. Step 6: Final answer
    x = 70,214.55

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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.