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Finding the Fourth Proportional to 61,003.59, 91,338.93 and 46,167.63

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Solution

The fourth proportional to 61,003.59, 91,338.93 and 46,167.63 is: 69,125.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,003.59 : 91,338.93 = 46,167.63 : x
  2. Step 2: Convert to fraction form
    61,003.59/91,338.93 = 46,167.63/x
  3. Step 3: Cross multiply
    61,003.59x = 91,338.93 × 46,167.63
  4. Step 4: Simplify right side
    61,003.59x = 4,216,901,924.84
  5. Step 5: Solve for x
    x = 4,216,901,924.84/61,003.59
  6. Step 6: Final answer
    x = 69,125.47

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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.