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Finding the Fourth Proportional to 266,392.10, 367,628.31 and 159,024.45

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Solution

The fourth proportional to 266,392.10, 367,628.31 and 159,024.45 is: 219,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,392.10 : 367,628.31 = 159,024.45 : x
  2. Step 2: Convert to fraction form
    266,392.10/367,628.31 = 159,024.45/x
  3. Step 3: Cross multiply
    266,392.10x = 367,628.31 × 159,024.45
  4. Step 4: Simplify right side
    266,392.10x = 58,461,889,802.18
  5. Step 5: Solve for x
    x = 58,461,889,802.18/266,392.10
  6. Step 6: Final answer
    x = 219,458.05

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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.