Home / 118,536.48-177,767.64-39,632.40

Finding the Fourth Proportional to 118,536.48, 177,767.64 and 39,632.40

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Solution

The fourth proportional to 118,536.48, 177,767.64 and 39,632.40 is: 59,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,536.48 : 177,767.64 = 39,632.40 : x
  2. Step 2: Convert to fraction form
    118,536.48/177,767.64 = 39,632.40/x
  3. Step 3: Cross multiply
    118,536.48x = 177,767.64 × 39,632.40
  4. Step 4: Simplify right side
    118,536.48x = 7,045,358,215.54
  5. Step 5: Solve for x
    x = 7,045,358,215.54/118,536.48
  6. Step 6: Final answer
    x = 59,436.20

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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.