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Finding the Fourth Proportional to 61,483.47, 92,228.25 and 28,188.42

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Solution

The fourth proportional to 61,483.47, 92,228.25 and 28,188.42 is: 42,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,483.47 : 92,228.25 = 28,188.42 : x
  2. Step 2: Convert to fraction form
    61,483.47/92,228.25 = 28,188.42/x
  3. Step 3: Cross multiply
    61,483.47x = 92,228.25 × 28,188.42
  4. Step 4: Simplify right side
    61,483.47x = 2,599,768,646.87
  5. Step 5: Solve for x
    x = 2,599,768,646.87/61,483.47
  6. Step 6: Final answer
    x = 42,284.03

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1.5x scale

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.