Home / 178,564.15-267,846.23-139,150.77

Finding the Fourth Proportional to 178,564.15, 267,846.23 and 139,150.77

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Solution

The fourth proportional to 178,564.15, 267,846.23 and 139,150.77 is: 208,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,564.15 : 267,846.23 = 139,150.77 : x
  2. Step 2: Convert to fraction form
    178,564.15/267,846.23 = 139,150.77/x
  3. Step 3: Cross multiply
    178,564.15x = 267,846.23 × 139,150.77
  4. Step 4: Simplify right side
    178,564.15x = 37,271,009,146.10
  5. Step 5: Solve for x
    x = 37,271,009,146.10/178,564.15
  6. Step 6: Final answer
    x = 208,726.16

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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.