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Finding the Fourth Proportional to 50,880.69, 70,200.27 and 29,656.26

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Solution

The fourth proportional to 50,880.69, 70,200.27 and 29,656.26 is: 40,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,880.69 : 70,200.27 = 29,656.26 : x
  2. Step 2: Convert to fraction form
    50,880.69/70,200.27 = 29,656.26/x
  3. Step 3: Cross multiply
    50,880.69x = 70,200.27 × 29,656.26
  4. Step 4: Simplify right side
    50,880.69x = 2,081,877,459.19
  5. Step 5: Solve for x
    x = 2,081,877,459.19/50,880.69
  6. Step 6: Final answer
    x = 40,916.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.