Home / 187,004.87-280,507.31-46,763.49

Finding the Fourth Proportional to 187,004.87, 280,507.31 and 46,763.49

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Solution

The fourth proportional to 187,004.87, 280,507.31 and 46,763.49 is: 70,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,004.87 : 280,507.31 = 46,763.49 : x
  2. Step 2: Convert to fraction form
    187,004.87/280,507.31 = 46,763.49/x
  3. Step 3: Cross multiply
    187,004.87x = 280,507.31 × 46,763.49
  4. Step 4: Simplify right side
    187,004.87x = 13,117,500,552.29
  5. Step 5: Solve for x
    x = 13,117,500,552.29/187,004.87
  6. Step 6: Final answer
    x = 70,145.24

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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.