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Finding the Fourth Proportional to 58,448.70, 80,654.40 and 32,953.68

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Solution

The fourth proportional to 58,448.70, 80,654.40 and 32,953.68 is: 45,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,448.70 : 80,654.40 = 32,953.68 : x
  2. Step 2: Convert to fraction form
    58,448.70/80,654.40 = 32,953.68/x
  3. Step 3: Cross multiply
    58,448.70x = 80,654.40 × 32,953.68
  4. Step 4: Simplify right side
    58,448.70x = 2,657,859,288.19
  5. Step 5: Solve for x
    x = 2,657,859,288.19/58,448.70
  6. Step 6: Final answer
    x = 45,473.37

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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.