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Finding the Fourth Proportional to 267,225.88, 368,669.11 and 152,510.90

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Solution

The fourth proportional to 267,225.88, 368,669.11 and 152,510.90 is: 210,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,225.88 : 368,669.11 = 152,510.90 : x
  2. Step 2: Convert to fraction form
    267,225.88/368,669.11 = 152,510.90/x
  3. Step 3: Cross multiply
    267,225.88x = 368,669.11 × 152,510.90
  4. Step 4: Simplify right side
    267,225.88x = 56,226,057,768.30
  5. Step 5: Solve for x
    x = 56,226,057,768.30/267,225.88
  6. Step 6: Final answer
    x = 210,406.48

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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.