Home / 178,566.15-267,849.23-139,152.77

Finding the Fourth Proportional to 178,566.15, 267,849.23 and 139,152.77

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Solution

The fourth proportional to 178,566.15, 267,849.23 and 139,152.77 is: 208,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,566.15 : 267,849.23 = 139,152.77 : x
  2. Step 2: Convert to fraction form
    178,566.15/267,849.23 = 139,152.77/x
  3. Step 3: Cross multiply
    178,566.15x = 267,849.23 × 139,152.77
  4. Step 4: Simplify right side
    178,566.15x = 37,271,962,296.87
  5. Step 5: Solve for x
    x = 37,271,962,296.87/178,566.15
  6. Step 6: Final answer
    x = 208,729.16

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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.