Home / 176,187.96-264,202.55-105,143.40

Finding the Fourth Proportional to 176,187.96, 264,202.55 and 105,143.40

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Solution

The fourth proportional to 176,187.96, 264,202.55 and 105,143.40 is: 157,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,187.96 : 264,202.55 = 105,143.40 : x
  2. Step 2: Convert to fraction form
    176,187.96/264,202.55 = 105,143.40/x
  3. Step 3: Cross multiply
    176,187.96x = 264,202.55 × 105,143.40
  4. Step 4: Simplify right side
    176,187.96x = 27,779,153,074.66
  5. Step 5: Solve for x
    x = 27,779,153,074.66/176,187.96
  6. Step 6: Final answer
    x = 157,667.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.