Home / 238,746.20-358,141.74-70,266.62

Finding the Fourth Proportional to 238,746.20, 358,141.74 and 70,266.62

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Solution

The fourth proportional to 238,746.20, 358,141.74 and 70,266.62 is: 105,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,746.20 : 358,141.74 = 70,266.62 : x
  2. Step 2: Convert to fraction form
    238,746.20/358,141.74 = 70,266.62/x
  3. Step 3: Cross multiply
    238,746.20x = 358,141.74 × 70,266.62
  4. Step 4: Simplify right side
    238,746.20x = 25,165,409,550.72
  5. Step 5: Solve for x
    x = 25,165,409,550.72/238,746.20
  6. Step 6: Final answer
    x = 105,406.53

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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.