Home / 133,019.30-183,559.28-75,650.88

Finding the Fourth Proportional to 133,019.30, 183,559.28 and 75,650.88

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Solution

The fourth proportional to 133,019.30, 183,559.28 and 75,650.88 is: 104,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,019.30 : 183,559.28 = 75,650.88 : x
  2. Step 2: Convert to fraction form
    133,019.30/183,559.28 = 75,650.88/x
  3. Step 3: Cross multiply
    133,019.30x = 183,559.28 × 75,650.88
  4. Step 4: Simplify right side
    133,019.30x = 13,886,421,064.17
  5. Step 5: Solve for x
    x = 13,886,421,064.17/133,019.30
  6. Step 6: Final answer
    x = 104,394.03

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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.