Home / 152,244.10-228,038.10-126,000.10

Finding the Fourth Proportional to 152,244.10, 228,038.10 and 126,000.10

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Solution

The fourth proportional to 152,244.10, 228,038.10 and 126,000.10 is: 188,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,244.10 : 228,038.10 = 126,000.10 : x
  2. Step 2: Convert to fraction form
    152,244.10/228,038.10 = 126,000.10/x
  3. Step 3: Cross multiply
    152,244.10x = 228,038.10 × 126,000.10
  4. Step 4: Simplify right side
    152,244.10x = 28,732,823,403.81
  5. Step 5: Solve for x
    x = 28,732,823,403.81/152,244.10
  6. Step 6: Final answer
    x = 188,728.65

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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.