Home / 121,899.45-182,866.65-37,666.96

Finding the Fourth Proportional to 121,899.45, 182,866.65 and 37,666.96

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Solution

The fourth proportional to 121,899.45, 182,866.65 and 37,666.96 is: 56,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,899.45 : 182,866.65 = 37,666.96 : x
  2. Step 2: Convert to fraction form
    121,899.45/182,866.65 = 37,666.96/x
  3. Step 3: Cross multiply
    121,899.45x = 182,866.65 × 37,666.96
  4. Step 4: Simplify right side
    121,899.45x = 6,888,030,192.47
  5. Step 5: Solve for x
    x = 6,888,030,192.47/121,899.45
  6. Step 6: Final answer
    x = 56,505.84

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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.