Home / 93,017.79-139,523.56-40,427.28

Finding the Fourth Proportional to 93,017.79, 139,523.56 and 40,427.28

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Solution

The fourth proportional to 93,017.79, 139,523.56 and 40,427.28 is: 60,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,017.79 : 139,523.56 = 40,427.28 : x
  2. Step 2: Convert to fraction form
    93,017.79/139,523.56 = 40,427.28/x
  3. Step 3: Cross multiply
    93,017.79x = 139,523.56 × 40,427.28
  4. Step 4: Simplify right side
    93,017.79x = 5,640,557,925.65
  5. Step 5: Solve for x
    x = 5,640,557,925.65/93,017.79
  6. Step 6: Final answer
    x = 60,639.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.