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Finding the Fourth Proportional to 153,795.77, 230,552.72 and 53,901.51

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Solution

The fourth proportional to 153,795.77, 230,552.72 and 53,901.51 is: 80,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,795.77 : 230,552.72 = 53,901.51 : x
  2. Step 2: Convert to fraction form
    153,795.77/230,552.72 = 53,901.51/x
  3. Step 3: Cross multiply
    153,795.77x = 230,552.72 × 53,901.51
  4. Step 4: Simplify right side
    153,795.77x = 12,427,139,473.10
  5. Step 5: Solve for x
    x = 12,427,139,473.10/153,795.77
  6. Step 6: Final answer
    x = 80,802.87

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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.