Home / 118,624.13-177,938.26-43,705.71

Finding the Fourth Proportional to 118,624.13, 177,938.26 and 43,705.71

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Solution

The fourth proportional to 118,624.13, 177,938.26 and 43,705.71 is: 65,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,624.13 : 177,938.26 = 43,705.71 : x
  2. Step 2: Convert to fraction form
    118,624.13/177,938.26 = 43,705.71/x
  3. Step 3: Cross multiply
    118,624.13x = 177,938.26 × 43,705.71
  4. Step 4: Simplify right side
    118,624.13x = 7,776,918,547.47
  5. Step 5: Solve for x
    x = 7,776,918,547.47/118,624.13
  6. Step 6: Final answer
    x = 65,559.33

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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.