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Finding the Fourth Proportional to 57,860.60, 79,840.81 and 32,368.28

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Solution

The fourth proportional to 57,860.60, 79,840.81 and 32,368.28 is: 44,664.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,860.60 : 79,840.81 = 32,368.28 : x
  2. Step 2: Convert to fraction form
    57,860.60/79,840.81 = 32,368.28/x
  3. Step 3: Cross multiply
    57,860.60x = 79,840.81 × 32,368.28
  4. Step 4: Simplify right side
    57,860.60x = 2,584,309,812.19
  5. Step 5: Solve for x
    x = 2,584,309,812.19/57,860.60
  6. Step 6: Final answer
    x = 44,664.41

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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.