Home / 187,209.32-280,840.36-60,809.08

Finding the Fourth Proportional to 187,209.32, 280,840.36 and 60,809.08

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Solution

The fourth proportional to 187,209.32, 280,840.36 and 60,809.08 is: 91,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,209.32 : 280,840.36 = 60,809.08 : x
  2. Step 2: Convert to fraction form
    187,209.32/280,840.36 = 60,809.08/x
  3. Step 3: Cross multiply
    187,209.32x = 280,840.36 × 60,809.08
  4. Step 4: Simplify right side
    187,209.32x = 17,077,643,918.47
  5. Step 5: Solve for x
    x = 17,077,643,918.47/187,209.32
  6. Step 6: Final answer
    x = 91,222.19

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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.