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Finding the Fourth Proportional to 58,347, 80,533.44 and 33,211.08

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Solution

The fourth proportional to 58,347, 80,533.44 and 33,211.08 is: 45,839.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,347 : 80,533.44 = 33,211.08 : x
  2. Step 2: Convert to fraction form
    58,347/80,533.44 = 33,211.08/x
  3. Step 3: Cross multiply
    58,347x = 80,533.44 × 33,211.08
  4. Step 4: Simplify right side
    58,347x = 2,674,602,518.52
  5. Step 5: Solve for x
    x = 2,674,602,518.52/58,347
  6. Step 6: Final answer
    x = 45,839.59

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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.