Home / 71,396.22-98,421.42-56,258.73

Finding the Fourth Proportional to 71,396.22, 98,421.42 and 56,258.73

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Solution

The fourth proportional to 71,396.22, 98,421.42 and 56,258.73 is: 77,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,396.22 : 98,421.42 = 56,258.73 : x
  2. Step 2: Convert to fraction form
    71,396.22/98,421.42 = 56,258.73/x
  3. Step 3: Cross multiply
    71,396.22x = 98,421.42 × 56,258.73
  4. Step 4: Simplify right side
    71,396.22x = 5,537,064,094.00
  5. Step 5: Solve for x
    x = 5,537,064,094.00/71,396.22
  6. Step 6: Final answer
    x = 77,554.02

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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.