Home / 57,368.67-79,146.64-42,297.11

Finding the Fourth Proportional to 57,368.67, 79,146.64 and 42,297.11

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Solution

The fourth proportional to 57,368.67, 79,146.64 and 42,297.11 is: 58,353.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,368.67 : 79,146.64 = 42,297.11 : x
  2. Step 2: Convert to fraction form
    57,368.67/79,146.64 = 42,297.11/x
  3. Step 3: Cross multiply
    57,368.67x = 79,146.64 × 42,297.11
  4. Step 4: Simplify right side
    57,368.67x = 3,347,674,138.21
  5. Step 5: Solve for x
    x = 3,347,674,138.21/57,368.67
  6. Step 6: Final answer
    x = 58,353.70

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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.