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Finding the Fourth Proportional to 229,271.80, 344,166.90 and 176,913.40

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Solution

The fourth proportional to 229,271.80, 344,166.90 and 176,913.40 is: 265,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,271.80 : 344,166.90 = 176,913.40 : x
  2. Step 2: Convert to fraction form
    229,271.80/344,166.90 = 176,913.40/x
  3. Step 3: Cross multiply
    229,271.80x = 344,166.90 × 176,913.40
  4. Step 4: Simplify right side
    229,271.80x = 60,887,736,446.46
  5. Step 5: Solve for x
    x = 60,887,736,446.46/229,271.80
  6. Step 6: Final answer
    x = 265,570.11

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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.