Home / 156,703.23-235,148.24-56,871.23

Finding the Fourth Proportional to 156,703.23, 235,148.24 and 56,871.23

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Solution

The fourth proportional to 156,703.23, 235,148.24 and 56,871.23 is: 85,340.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,703.23 : 235,148.24 = 56,871.23 : x
  2. Step 2: Convert to fraction form
    156,703.23/235,148.24 = 56,871.23/x
  3. Step 3: Cross multiply
    156,703.23x = 235,148.24 × 56,871.23
  4. Step 4: Simplify right side
    156,703.23x = 13,373,168,607.57
  5. Step 5: Solve for x
    x = 13,373,168,607.57/156,703.23
  6. Step 6: Final answer
    x = 85,340.73

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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.