Home / 61,258.43-84,538.68-34,405.67

Finding the Fourth Proportional to 61,258.43, 84,538.68 and 34,405.67

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Solution

The fourth proportional to 61,258.43, 84,538.68 and 34,405.67 is: 47,480.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,258.43 : 84,538.68 = 34,405.67 : x
  2. Step 2: Convert to fraction form
    61,258.43/84,538.68 = 34,405.67/x
  3. Step 3: Cross multiply
    61,258.43x = 84,538.68 × 34,405.67
  4. Step 4: Simplify right side
    61,258.43x = 2,908,609,926.32
  5. Step 5: Solve for x
    x = 2,908,609,926.32/61,258.43
  6. Step 6: Final answer
    x = 47,480.97

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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.