Home / 61,391.12-84,719.18-34,533.83

Finding the Fourth Proportional to 61,391.12, 84,719.18 and 34,533.83

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Solution

The fourth proportional to 61,391.12, 84,719.18 and 34,533.83 is: 47,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,391.12 : 84,719.18 = 34,533.83 : x
  2. Step 2: Convert to fraction form
    61,391.12/84,719.18 = 34,533.83/x
  3. Step 3: Cross multiply
    61,391.12x = 84,719.18 × 34,533.83
  4. Step 4: Simplify right side
    61,391.12x = 2,925,677,581.45
  5. Step 5: Solve for x
    x = 2,925,677,581.45/61,391.12
  6. Step 6: Final answer
    x = 47,656.37

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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.