Home / 118,419.04-177,716.16-56,089.68

Finding the Fourth Proportional to 118,419.04, 177,716.16 and 56,089.68

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Solution

The fourth proportional to 118,419.04, 177,716.16 and 56,089.68 is: 84,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,419.04 : 177,716.16 = 56,089.68 : x
  2. Step 2: Convert to fraction form
    118,419.04/177,716.16 = 56,089.68/x
  3. Step 3: Cross multiply
    118,419.04x = 177,716.16 × 56,089.68
  4. Step 4: Simplify right side
    118,419.04x = 9,968,042,545.23
  5. Step 5: Solve for x
    x = 9,968,042,545.23/118,419.04
  6. Step 6: Final answer
    x = 84,176.01

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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.