Home / 119,337.56-164,690.09-65,626.66

Finding the Fourth Proportional to 119,337.56, 164,690.09 and 65,626.66

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Solution

The fourth proportional to 119,337.56, 164,690.09 and 65,626.66 is: 90,567.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,337.56 : 164,690.09 = 65,626.66 : x
  2. Step 2: Convert to fraction form
    119,337.56/164,690.09 = 65,626.66/x
  3. Step 3: Cross multiply
    119,337.56x = 164,690.09 × 65,626.66
  4. Step 4: Simplify right side
    119,337.56x = 10,808,060,213.67
  5. Step 5: Solve for x
    x = 10,808,060,213.67/119,337.56
  6. Step 6: Final answer
    x = 90,567.13

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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.