Home / 231,058.40-346,636.20-97,870.10

Finding the Fourth Proportional to 231,058.40, 346,636.20 and 97,870.10

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Solution

The fourth proportional to 231,058.40, 346,636.20 and 97,870.10 is: 146,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,058.40 : 346,636.20 = 97,870.10 : x
  2. Step 2: Convert to fraction form
    231,058.40/346,636.20 = 97,870.10/x
  3. Step 3: Cross multiply
    231,058.40x = 346,636.20 × 97,870.10
  4. Step 4: Simplify right side
    231,058.40x = 33,925,319,557.62
  5. Step 5: Solve for x
    x = 33,925,319,557.62/231,058.40
  6. Step 6: Final answer
    x = 146,825.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.