Home / 292,572.27-438,836.45-105,583.77

Finding the Fourth Proportional to 292,572.27, 438,836.45 and 105,583.77

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Solution

The fourth proportional to 292,572.27, 438,836.45 and 105,583.77 is: 158,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,572.27 : 438,836.45 = 105,583.77 : x
  2. Step 2: Convert to fraction form
    292,572.27/438,836.45 = 105,583.77/x
  3. Step 3: Cross multiply
    292,572.27x = 438,836.45 × 105,583.77
  4. Step 4: Simplify right side
    292,572.27x = 46,334,006,276.50
  5. Step 5: Solve for x
    x = 46,334,006,276.50/292,572.27
  6. Step 6: Final answer
    x = 158,367.73

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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.