Home / 52,153.71-78,102.97-47,099.31

Finding the Fourth Proportional to 52,153.71, 78,102.97 and 47,099.31

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Solution

The fourth proportional to 52,153.71, 78,102.97 and 47,099.31 is: 70,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,153.71 : 78,102.97 = 47,099.31 : x
  2. Step 2: Convert to fraction form
    52,153.71/78,102.97 = 47,099.31/x
  3. Step 3: Cross multiply
    52,153.71x = 78,102.97 × 47,099.31
  4. Step 4: Simplify right side
    52,153.71x = 3,678,595,585.32
  5. Step 5: Solve for x
    x = 3,678,595,585.32/52,153.71
  6. Step 6: Final answer
    x = 70,533.73

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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.