Home / 112,258.26-154,916.61-61,957.22

Finding the Fourth Proportional to 112,258.26, 154,916.61 and 61,957.22

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Solution

The fourth proportional to 112,258.26, 154,916.61 and 61,957.22 is: 85,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,258.26 : 154,916.61 = 61,957.22 : x
  2. Step 2: Convert to fraction form
    112,258.26/154,916.61 = 61,957.22/x
  3. Step 3: Cross multiply
    112,258.26x = 154,916.61 × 61,957.22
  4. Step 4: Simplify right side
    112,258.26x = 9,598,202,487.42
  5. Step 5: Solve for x
    x = 9,598,202,487.42/112,258.26
  6. Step 6: Final answer
    x = 85,501.08

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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.