Home / 152,378.11-228,582.20-52,525.16

Finding the Fourth Proportional to 152,378.11, 228,582.20 and 52,525.16

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Solution

The fourth proportional to 152,378.11, 228,582.20 and 52,525.16 is: 78,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,378.11 : 228,582.20 = 52,525.16 : x
  2. Step 2: Convert to fraction form
    152,378.11/228,582.20 = 52,525.16/x
  3. Step 3: Cross multiply
    152,378.11x = 228,582.20 × 52,525.16
  4. Step 4: Simplify right side
    152,378.11x = 12,006,316,473.74
  5. Step 5: Solve for x
    x = 12,006,316,473.74/152,378.11
  6. Step 6: Final answer
    x = 78,792.92

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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.