Home / 162,400.33-224,128.79-94,438.09

Finding the Fourth Proportional to 162,400.33, 224,128.79 and 94,438.09

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Solution

The fourth proportional to 162,400.33, 224,128.79 and 94,438.09 is: 130,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,400.33 : 224,128.79 = 94,438.09 : x
  2. Step 2: Convert to fraction form
    162,400.33/224,128.79 = 94,438.09/x
  3. Step 3: Cross multiply
    162,400.33x = 224,128.79 × 94,438.09
  4. Step 4: Simplify right side
    162,400.33x = 21,166,294,841.61
  5. Step 5: Solve for x
    x = 21,166,294,841.61/162,400.33
  6. Step 6: Final answer
    x = 130,334.06

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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.