Home / 52,268.47-78,007.71-47,223.95

Finding the Fourth Proportional to 52,268.47, 78,007.71 and 47,223.95

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Solution

The fourth proportional to 52,268.47, 78,007.71 and 47,223.95 is: 70,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,268.47 : 78,007.71 = 47,223.95 : x
  2. Step 2: Convert to fraction form
    52,268.47/78,007.71 = 47,223.95/x
  3. Step 3: Cross multiply
    52,268.47x = 78,007.71 × 47,223.95
  4. Step 4: Simplify right side
    52,268.47x = 3,683,831,806.62
  5. Step 5: Solve for x
    x = 3,683,831,806.62/52,268.47
  6. Step 6: Final answer
    x = 70,479.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.