Home / 302,017.28-416,775.04-166,051.12

Finding the Fourth Proportional to 302,017.28, 416,775.04 and 166,051.12

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Solution

The fourth proportional to 302,017.28, 416,775.04 and 166,051.12 is: 229,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,017.28 : 416,775.04 = 166,051.12 : x
  2. Step 2: Convert to fraction form
    302,017.28/416,775.04 = 166,051.12/x
  3. Step 3: Cross multiply
    302,017.28x = 416,775.04 × 166,051.12
  4. Step 4: Simplify right side
    302,017.28x = 69,205,962,180.04
  5. Step 5: Solve for x
    x = 69,205,962,180.04/302,017.28
  6. Step 6: Final answer
    x = 229,145.70

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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.