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Finding the Fourth Proportional to 58,991.40, 88,544.70 and 29,442.60

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Solution

The fourth proportional to 58,991.40, 88,544.70 and 29,442.60 is: 44,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,991.40 : 88,544.70 = 29,442.60 : x
  2. Step 2: Convert to fraction form
    58,991.40/88,544.70 = 29,442.60/x
  3. Step 3: Cross multiply
    58,991.40x = 88,544.70 × 29,442.60
  4. Step 4: Simplify right side
    58,991.40x = 2,606,986,184.22
  5. Step 5: Solve for x
    x = 2,606,986,184.22/58,991.40
  6. Step 6: Final answer
    x = 44,192.65

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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.