Home / 224,799.09-310,219.11-122,822.36

Finding the Fourth Proportional to 224,799.09, 310,219.11 and 122,822.36

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Solution

The fourth proportional to 224,799.09, 310,219.11 and 122,822.36 is: 169,492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,799.09 : 310,219.11 = 122,822.36 : x
  2. Step 2: Convert to fraction form
    224,799.09/310,219.11 = 122,822.36/x
  3. Step 3: Cross multiply
    224,799.09x = 310,219.11 × 122,822.36
  4. Step 4: Simplify right side
    224,799.09x = 38,101,841,656.20
  5. Step 5: Solve for x
    x = 38,101,841,656.20/224,799.09
  6. Step 6: Final answer
    x = 169,492.86

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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.