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Finding the Fourth Proportional to 94,898.51, 130,954.83 and 52,454.51

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Solution

The fourth proportional to 94,898.51, 130,954.83 and 52,454.51 is: 72,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,898.51 : 130,954.83 = 52,454.51 : x
  2. Step 2: Convert to fraction form
    94,898.51/130,954.83 = 52,454.51/x
  3. Step 3: Cross multiply
    94,898.51x = 130,954.83 × 52,454.51
  4. Step 4: Simplify right side
    94,898.51x = 6,869,171,439.78
  5. Step 5: Solve for x
    x = 6,869,171,439.78/94,898.51
  6. Step 6: Final answer
    x = 72,384.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.