Home / 107,368.22-161,019.52-51,178.73

Finding the Fourth Proportional to 107,368.22, 161,019.52 and 51,178.73

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Solution

The fourth proportional to 107,368.22, 161,019.52 and 51,178.73 is: 76,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,368.22 : 161,019.52 = 51,178.73 : x
  2. Step 2: Convert to fraction form
    107,368.22/161,019.52 = 51,178.73/x
  3. Step 3: Cross multiply
    107,368.22x = 161,019.52 × 51,178.73
  4. Step 4: Simplify right side
    107,368.22x = 8,240,773,733.71
  5. Step 5: Solve for x
    x = 8,240,773,733.71/107,368.22
  6. Step 6: Final answer
    x = 76,752.45

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1.5x scale

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.