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Finding the Fourth Proportional to 155,446.65, 233,227.58 and 149,686.65

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Solution

The fourth proportional to 155,446.65, 233,227.58 and 149,686.65 is: 224,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,446.65 : 233,227.58 = 149,686.65 : x
  2. Step 2: Convert to fraction form
    155,446.65/233,227.58 = 149,686.65/x
  3. Step 3: Cross multiply
    155,446.65x = 233,227.58 × 149,686.65
  4. Step 4: Simplify right side
    155,446.65x = 34,911,054,389.37
  5. Step 5: Solve for x
    x = 34,911,054,389.37/155,446.65
  6. Step 6: Final answer
    x = 224,585.44

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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.