Home / 152,461.08-228,713.76-47,288.52

Finding the Fourth Proportional to 152,461.08, 228,713.76 and 47,288.52

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Solution

The fourth proportional to 152,461.08, 228,713.76 and 47,288.52 is: 70,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,461.08 : 228,713.76 = 47,288.52 : x
  2. Step 2: Convert to fraction form
    152,461.08/228,713.76 = 47,288.52/x
  3. Step 3: Cross multiply
    152,461.08x = 228,713.76 × 47,288.52
  4. Step 4: Simplify right side
    152,461.08x = 10,815,535,214.04
  5. Step 5: Solve for x
    x = 10,815,535,214.04/152,461.08
  6. Step 6: Final answer
    x = 70,939.65

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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.