Home / 187,799.70-280,024.35-166,935.72

Finding the Fourth Proportional to 187,799.70, 280,024.35 and 166,935.72

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Solution

The fourth proportional to 187,799.70, 280,024.35 and 166,935.72 is: 248,914.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,799.70 : 280,024.35 = 166,935.72 : x
  2. Step 2: Convert to fraction form
    187,799.70/280,024.35 = 166,935.72/x
  3. Step 3: Cross multiply
    187,799.70x = 280,024.35 × 166,935.72
  4. Step 4: Simplify right side
    187,799.70x = 46,746,066,484.78
  5. Step 5: Solve for x
    x = 46,746,066,484.78/187,799.70
  6. Step 6: Final answer
    x = 248,914.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.