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Finding the Fourth Proportional to 94,496.16, 130,404.80 and 52,054.72

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Solution

The fourth proportional to 94,496.16, 130,404.80 and 52,054.72 is: 71,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,496.16 : 130,404.80 = 52,054.72 : x
  2. Step 2: Convert to fraction form
    94,496.16/130,404.80 = 52,054.72/x
  3. Step 3: Cross multiply
    94,496.16x = 130,404.80 × 52,054.72
  4. Step 4: Simplify right side
    94,496.16x = 6,788,185,350.66
  5. Step 5: Solve for x
    x = 6,788,185,350.66/94,496.16
  6. Step 6: Final answer
    x = 71,835.57

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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.