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Finding the Fourth Proportional to 147,392.66, 221,088.99 and 36,584.66

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Solution

The fourth proportional to 147,392.66, 221,088.99 and 36,584.66 is: 54,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,392.66 : 221,088.99 = 36,584.66 : x
  2. Step 2: Convert to fraction form
    147,392.66/221,088.99 = 36,584.66/x
  3. Step 3: Cross multiply
    147,392.66x = 221,088.99 × 36,584.66
  4. Step 4: Simplify right side
    147,392.66x = 8,088,464,423.45
  5. Step 5: Solve for x
    x = 8,088,464,423.45/147,392.66
  6. Step 6: Final answer
    x = 54,876.98

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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.