Home / 186,166.79-279,253.27-90,048.14

Finding the Fourth Proportional to 186,166.79, 279,253.27 and 90,048.14

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Solution

The fourth proportional to 186,166.79, 279,253.27 and 90,048.14 is: 135,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,166.79 : 279,253.27 = 90,048.14 : x
  2. Step 2: Convert to fraction form
    186,166.79/279,253.27 = 90,048.14/x
  3. Step 3: Cross multiply
    186,166.79x = 279,253.27 × 90,048.14
  4. Step 4: Simplify right side
    186,166.79x = 25,146,237,552.42
  5. Step 5: Solve for x
    x = 25,146,237,552.42/186,166.79
  6. Step 6: Final answer
    x = 135,073.70

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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.