Home / 92,946.18-128,265.49-50,504.72

Finding the Fourth Proportional to 92,946.18, 128,265.49 and 50,504.72

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Solution

The fourth proportional to 92,946.18, 128,265.49 and 50,504.72 is: 69,696.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,946.18 : 128,265.49 = 50,504.72 : x
  2. Step 2: Convert to fraction form
    92,946.18/128,265.49 = 50,504.72/x
  3. Step 3: Cross multiply
    92,946.18x = 128,265.49 × 50,504.72
  4. Step 4: Simplify right side
    92,946.18x = 6,478,011,890.52
  5. Step 5: Solve for x
    x = 6,478,011,890.52/92,946.18
  6. Step 6: Final answer
    x = 69,696.38

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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.