Home / 220,799.18-304,028.10-166,430.36

Finding the Fourth Proportional to 220,799.18, 304,028.10 and 166,430.36

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Solution

The fourth proportional to 220,799.18, 304,028.10 and 166,430.36 is: 229,165.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,799.18 : 304,028.10 = 166,430.36 : x
  2. Step 2: Convert to fraction form
    220,799.18/304,028.10 = 166,430.36/x
  3. Step 3: Cross multiply
    220,799.18x = 304,028.10 × 166,430.36
  4. Step 4: Simplify right side
    220,799.18x = 50,599,506,133.12
  5. Step 5: Solve for x
    x = 50,599,506,133.12/220,799.18
  6. Step 6: Final answer
    x = 229,165.28

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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.