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Finding the Fourth Proportional to 249,844.54, 374,712.53 and 79,079.53

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Solution

The fourth proportional to 249,844.54, 374,712.53 and 79,079.53 is: 118,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,844.54 : 374,712.53 = 79,079.53 : x
  2. Step 2: Convert to fraction form
    249,844.54/374,712.53 = 79,079.53/x
  3. Step 3: Cross multiply
    249,844.54x = 374,712.53 × 79,079.53
  4. Step 4: Simplify right side
    249,844.54x = 29,632,090,757.51
  5. Step 5: Solve for x
    x = 29,632,090,757.51/249,844.54
  6. Step 6: Final answer
    x = 118,602.11

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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.