Home / 144,967.73-200,055.04-81,306.93

Finding the Fourth Proportional to 144,967.73, 200,055.04 and 81,306.93

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Solution

The fourth proportional to 144,967.73, 200,055.04 and 81,306.93 is: 112,203.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,967.73 : 200,055.04 = 81,306.93 : x
  2. Step 2: Convert to fraction form
    144,967.73/200,055.04 = 81,306.93/x
  3. Step 3: Cross multiply
    144,967.73x = 200,055.04 × 81,306.93
  4. Step 4: Simplify right side
    144,967.73x = 16,265,860,930.16
  5. Step 5: Solve for x
    x = 16,265,860,930.16/144,967.73
  6. Step 6: Final answer
    x = 112,203.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.