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Finding the Fourth Proportional to 146,953.17, 202,511.04 and 99,123.48

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Solution

The fourth proportional to 146,953.17, 202,511.04 and 99,123.48 is: 136,598.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,953.17 : 202,511.04 = 99,123.48 : x
  2. Step 2: Convert to fraction form
    146,953.17/202,511.04 = 99,123.48/x
  3. Step 3: Cross multiply
    146,953.17x = 202,511.04 × 99,123.48
  4. Step 4: Simplify right side
    146,953.17x = 20,073,598,651.51
  5. Step 5: Solve for x
    x = 20,073,598,651.51/146,953.17
  6. Step 6: Final answer
    x = 136,598.61

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1.5x scale

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.