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Finding the Fourth Proportional to 58,911.80, 81,299.10 and 32,055.08

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Solution

The fourth proportional to 58,911.80, 81,299.10 and 32,055.08 is: 44,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,911.80 : 81,299.10 = 32,055.08 : x
  2. Step 2: Convert to fraction form
    58,911.80/81,299.10 = 32,055.08/x
  3. Step 3: Cross multiply
    58,911.80x = 81,299.10 × 32,055.08
  4. Step 4: Simplify right side
    58,911.80x = 2,606,049,154.43
  5. Step 5: Solve for x
    x = 2,606,049,154.43/58,911.80
  6. Step 6: Final answer
    x = 44,236.45

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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.