Home / 187,077.78-280,616.43-46,836.39

Finding the Fourth Proportional to 187,077.78, 280,616.43 and 46,836.39

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Solution

The fourth proportional to 187,077.78, 280,616.43 and 46,836.39 is: 70,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,077.78 : 280,616.43 = 46,836.39 : x
  2. Step 2: Convert to fraction form
    187,077.78/280,616.43 = 46,836.39/x
  3. Step 3: Cross multiply
    187,077.78x = 280,616.43 × 46,836.39
  4. Step 4: Simplify right side
    187,077.78x = 13,143,060,555.89
  5. Step 5: Solve for x
    x = 13,143,060,555.89/187,077.78
  6. Step 6: Final answer
    x = 70,254.52

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1.5x scale

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.