Home / 156,817.59-235,226.57-42,966.36

Finding the Fourth Proportional to 156,817.59, 235,226.57 and 42,966.36

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Solution

The fourth proportional to 156,817.59, 235,226.57 and 42,966.36 is: 64,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,817.59 : 235,226.57 = 42,966.36 : x
  2. Step 2: Convert to fraction form
    156,817.59/235,226.57 = 42,966.36/x
  3. Step 3: Cross multiply
    156,817.59x = 235,226.57 × 42,966.36
  4. Step 4: Simplify right side
    156,817.59x = 10,106,829,273.35
  5. Step 5: Solve for x
    x = 10,106,829,273.35/156,817.59
  6. Step 6: Final answer
    x = 64,449.59

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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.