Home / 156,477.74-234,745.80-71,094.58

Finding the Fourth Proportional to 156,477.74, 234,745.80 and 71,094.58

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Solution

The fourth proportional to 156,477.74, 234,745.80 and 71,094.58 is: 106,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,477.74 : 234,745.80 = 71,094.58 : x
  2. Step 2: Convert to fraction form
    156,477.74/234,745.80 = 71,094.58/x
  3. Step 3: Cross multiply
    156,477.74x = 234,745.80 × 71,094.58
  4. Step 4: Simplify right side
    156,477.74x = 16,689,154,057.76
  5. Step 5: Solve for x
    x = 16,689,154,057.76/156,477.74
  6. Step 6: Final answer
    x = 106,655.13

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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.