Home / 118,110.96-177,066.81-51,502.23

Finding the Fourth Proportional to 118,110.96, 177,066.81 and 51,502.23

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Solution

The fourth proportional to 118,110.96, 177,066.81 and 51,502.23 is: 77,209.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,110.96 : 177,066.81 = 51,502.23 : x
  2. Step 2: Convert to fraction form
    118,110.96/177,066.81 = 51,502.23/x
  3. Step 3: Cross multiply
    118,110.96x = 177,066.81 × 51,502.23
  4. Step 4: Simplify right side
    118,110.96x = 9,119,335,573.99
  5. Step 5: Solve for x
    x = 9,119,335,573.99/118,110.96
  6. Step 6: Final answer
    x = 77,209.90

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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.