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Finding the Fourth Proportional to 267,112.95, 400,666.02 and 107,259.63

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Solution

The fourth proportional to 267,112.95, 400,666.02 and 107,259.63 is: 160,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,112.95 : 400,666.02 = 107,259.63 : x
  2. Step 2: Convert to fraction form
    267,112.95/400,666.02 = 107,259.63/x
  3. Step 3: Cross multiply
    267,112.95x = 400,666.02 × 107,259.63
  4. Step 4: Simplify right side
    267,112.95x = 42,975,289,058.77
  5. Step 5: Solve for x
    x = 42,975,289,058.77/267,112.95
  6. Step 6: Final answer
    x = 160,888.08

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1.5x scale

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.