Home / 152,582.40-228,895.20-47,390.40

Finding the Fourth Proportional to 152,582.40, 228,895.20 and 47,390.40

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Solution

The fourth proportional to 152,582.40, 228,895.20 and 47,390.40 is: 71,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,582.40 : 228,895.20 = 47,390.40 : x
  2. Step 2: Convert to fraction form
    152,582.40/228,895.20 = 47,390.40/x
  3. Step 3: Cross multiply
    152,582.40x = 228,895.20 × 47,390.40
  4. Step 4: Simplify right side
    152,582.40x = 10,847,435,086.08
  5. Step 5: Solve for x
    x = 10,847,435,086.08/152,582.40
  6. Step 6: Final answer
    x = 71,092.31

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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.