Home / 162,571.48-224,425.35-122,300.61

Finding the Fourth Proportional to 162,571.48, 224,425.35 and 122,300.61

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Solution

The fourth proportional to 162,571.48, 224,425.35 and 122,300.61 is: 168,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,571.48 : 224,425.35 = 122,300.61 : x
  2. Step 2: Convert to fraction form
    162,571.48/224,425.35 = 122,300.61/x
  3. Step 3: Cross multiply
    162,571.48x = 224,425.35 × 122,300.61
  4. Step 4: Simplify right side
    162,571.48x = 27,447,357,204.46
  5. Step 5: Solve for x
    x = 27,447,357,204.46/162,571.48
  6. Step 6: Final answer
    x = 168,832.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.