Home / 156,970.89-235,456.34-46,162.89

Finding the Fourth Proportional to 156,970.89, 235,456.34 and 46,162.89

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Solution

The fourth proportional to 156,970.89, 235,456.34 and 46,162.89 is: 69,244.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,970.89 : 235,456.34 = 46,162.89 : x
  2. Step 2: Convert to fraction form
    156,970.89/235,456.34 = 46,162.89/x
  3. Step 3: Cross multiply
    156,970.89x = 235,456.34 × 46,162.89
  4. Step 4: Simplify right side
    156,970.89x = 10,869,344,892.41
  5. Step 5: Solve for x
    x = 10,869,344,892.41/156,970.89
  6. Step 6: Final answer
    x = 69,244.34

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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.