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Finding the Fourth Proportional to 70,916.04, 97,880.82 and 44,078.82

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Solution

The fourth proportional to 70,916.04, 97,880.82 and 44,078.82 is: 60,839.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,916.04 : 97,880.82 = 44,078.82 : x
  2. Step 2: Convert to fraction form
    70,916.04/97,880.82 = 44,078.82/x
  3. Step 3: Cross multiply
    70,916.04x = 97,880.82 × 44,078.82
  4. Step 4: Simplify right side
    70,916.04x = 4,314,471,046.23
  5. Step 5: Solve for x
    x = 4,314,471,046.23/70,916.04
  6. Step 6: Final answer
    x = 60,839.14

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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.