Home / 266,741.04-400,111.10-124,538.66

Finding the Fourth Proportional to 266,741.04, 400,111.10 and 124,538.66

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Solution

The fourth proportional to 266,741.04, 400,111.10 and 124,538.66 is: 186,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,741.04 : 400,111.10 = 124,538.66 : x
  2. Step 2: Convert to fraction form
    266,741.04/400,111.10 = 124,538.66/x
  3. Step 3: Cross multiply
    266,741.04x = 400,111.10 × 124,538.66
  4. Step 4: Simplify right side
    266,741.04x = 49,829,298,555.92
  5. Step 5: Solve for x
    x = 49,829,298,555.92/266,741.04
  6. Step 6: Final answer
    x = 186,807.77

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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.