Home / 145,583.46-200,943.18-89,042.22

Finding the Fourth Proportional to 145,583.46, 200,943.18 and 89,042.22

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Solution

The fourth proportional to 145,583.46, 200,943.18 and 89,042.22 is: 122,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,583.46 : 200,943.18 = 89,042.22 : x
  2. Step 2: Convert to fraction form
    145,583.46/200,943.18 = 89,042.22/x
  3. Step 3: Cross multiply
    145,583.46x = 200,943.18 × 89,042.22
  4. Step 4: Simplify right side
    145,583.46x = 17,892,426,841.06
  5. Step 5: Solve for x
    x = 17,892,426,841.06/145,583.46
  6. Step 6: Final answer
    x = 122,901.51

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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.