Home / 158,258.10-237,378.90-39,930.47

Finding the Fourth Proportional to 158,258.10, 237,378.90 and 39,930.47

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Solution

The fourth proportional to 158,258.10, 237,378.90 and 39,930.47 is: 59,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,258.10 : 237,378.90 = 39,930.47 : x
  2. Step 2: Convert to fraction form
    158,258.10/237,378.90 = 39,930.47/x
  3. Step 3: Cross multiply
    158,258.10x = 237,378.90 × 39,930.47
  4. Step 4: Simplify right side
    158,258.10x = 9,478,650,898.10
  5. Step 5: Solve for x
    x = 9,478,650,898.10/158,258.10
  6. Step 6: Final answer
    x = 59,893.62

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1.5x scale

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.