Home / 153,148.46-229,722.68-47,975.63

Finding the Fourth Proportional to 153,148.46, 229,722.68 and 47,975.63

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Solution

The fourth proportional to 153,148.46, 229,722.68 and 47,975.63 is: 71,963.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,148.46 : 229,722.68 = 47,975.63 : x
  2. Step 2: Convert to fraction form
    153,148.46/229,722.68 = 47,975.63/x
  3. Step 3: Cross multiply
    153,148.46x = 229,722.68 × 47,975.63
  4. Step 4: Simplify right side
    153,148.46x = 11,021,089,269.61
  5. Step 5: Solve for x
    x = 11,021,089,269.61/153,148.46
  6. Step 6: Final answer
    x = 71,963.44

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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.