Home / 92,975.70-128,307.76-50,534.22

Finding the Fourth Proportional to 92,975.70, 128,307.76 and 50,534.22

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Solution

The fourth proportional to 92,975.70, 128,307.76 and 50,534.22 is: 69,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,975.70 : 128,307.76 = 50,534.22 : x
  2. Step 2: Convert to fraction form
    92,975.70/128,307.76 = 50,534.22/x
  3. Step 3: Cross multiply
    92,975.70x = 128,307.76 × 50,534.22
  4. Step 4: Simplify right side
    92,975.70x = 6,483,932,571.55
  5. Step 5: Solve for x
    x = 6,483,932,571.55/92,975.70
  6. Step 6: Final answer
    x = 69,737.93

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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.