Home / 92,946.21-128,266.58-50,504.74

Finding the Fourth Proportional to 92,946.21, 128,266.58 and 50,504.74

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Solution

The fourth proportional to 92,946.21, 128,266.58 and 50,504.74 is: 69,696.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,946.21 : 128,266.58 = 50,504.74 : x
  2. Step 2: Convert to fraction form
    92,946.21/128,266.58 = 50,504.74/x
  3. Step 3: Cross multiply
    92,946.21x = 128,266.58 × 50,504.74
  4. Step 4: Simplify right side
    92,946.21x = 6,478,070,079.18
  5. Step 5: Solve for x
    x = 6,478,070,079.18/92,946.21
  6. Step 6: Final answer
    x = 69,696.98

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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.