Home / 93,146.64-139,721.24-26,586.72

Finding the Fourth Proportional to 93,146.64, 139,721.24 and 26,586.72

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Solution

The fourth proportional to 93,146.64, 139,721.24 and 26,586.72 is: 39,880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,146.64 : 139,721.24 = 26,586.72 : x
  2. Step 2: Convert to fraction form
    93,146.64/139,721.24 = 26,586.72/x
  3. Step 3: Cross multiply
    93,146.64x = 139,721.24 × 26,586.72
  4. Step 4: Simplify right side
    93,146.64x = 3,714,729,485.93
  5. Step 5: Solve for x
    x = 3,714,729,485.93/93,146.64
  6. Step 6: Final answer
    x = 39,880.45

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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.