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Finding the Fourth Proportional to 239,044.65, 358,483.38 and 70,520.22

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Solution

The fourth proportional to 239,044.65, 358,483.38 and 70,520.22 is: 105,755.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,044.65 : 358,483.38 = 70,520.22 : x
  2. Step 2: Convert to fraction form
    239,044.65/358,483.38 = 70,520.22/x
  3. Step 3: Cross multiply
    239,044.65x = 358,483.38 × 70,520.22
  4. Step 4: Simplify right side
    239,044.65x = 25,280,326,823.94
  5. Step 5: Solve for x
    x = 25,280,326,823.94/239,044.65
  6. Step 6: Final answer
    x = 105,755.67

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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.