Home / 156,835.68-235,257.36-46,031.20

Finding the Fourth Proportional to 156,835.68, 235,257.36 and 46,031.20

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Solution

The fourth proportional to 156,835.68, 235,257.36 and 46,031.20 is: 69,047.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,835.68 : 235,257.36 = 46,031.20 : x
  2. Step 2: Convert to fraction form
    156,835.68/235,257.36 = 46,031.20/x
  3. Step 3: Cross multiply
    156,835.68x = 235,257.36 × 46,031.20
  4. Step 4: Simplify right side
    156,835.68x = 10,829,178,589.63
  5. Step 5: Solve for x
    x = 10,829,178,589.63/156,835.68
  6. Step 6: Final answer
    x = 69,047.93

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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.