Home / 156,974.58-235,459.94-38,646.95

Finding the Fourth Proportional to 156,974.58, 235,459.94 and 38,646.95

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Solution

The fourth proportional to 156,974.58, 235,459.94 and 38,646.95 is: 57,969.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,974.58 : 235,459.94 = 38,646.95 : x
  2. Step 2: Convert to fraction form
    156,974.58/235,459.94 = 38,646.95/x
  3. Step 3: Cross multiply
    156,974.58x = 235,459.94 × 38,646.95
  4. Step 4: Simplify right side
    156,974.58x = 9,099,807,157.65
  5. Step 5: Solve for x
    x = 9,099,807,157.65/156,974.58
  6. Step 6: Final answer
    x = 57,969.94

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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.