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Finding the Fourth Proportional to 152,038.70, 227,798.85 and 125,600.30

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Solution

The fourth proportional to 152,038.70, 227,798.85 and 125,600.30 is: 188,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,038.70 : 227,798.85 = 125,600.30 : x
  2. Step 2: Convert to fraction form
    152,038.70/227,798.85 = 125,600.30/x
  3. Step 3: Cross multiply
    152,038.70x = 227,798.85 × 125,600.30
  4. Step 4: Simplify right side
    152,038.70x = 28,611,603,899.66
  5. Step 5: Solve for x
    x = 28,611,603,899.66/152,038.70
  6. Step 6: Final answer
    x = 188,186.32

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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.