Home / 155,439.07-233,133.76-55,580.65

Finding the Fourth Proportional to 155,439.07, 233,133.76 and 55,580.65

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Solution

The fourth proportional to 155,439.07, 233,133.76 and 55,580.65 is: 83,362.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,439.07 : 233,133.76 = 55,580.65 : x
  2. Step 2: Convert to fraction form
    155,439.07/233,133.76 = 55,580.65/x
  3. Step 3: Cross multiply
    155,439.07x = 233,133.76 × 55,580.65
  4. Step 4: Simplify right side
    155,439.07x = 12,957,725,917.74
  5. Step 5: Solve for x
    x = 12,957,725,917.74/155,439.07
  6. Step 6: Final answer
    x = 83,362.09

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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.