Home / 92,582.40-127,762.20-50,140.56

Finding the Fourth Proportional to 92,582.40, 127,762.20 and 50,140.56

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Solution

The fourth proportional to 92,582.40, 127,762.20 and 50,140.56 is: 69,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,582.40 : 127,762.20 = 50,140.56 : x
  2. Step 2: Convert to fraction form
    92,582.40/127,762.20 = 50,140.56/x
  3. Step 3: Cross multiply
    92,582.40x = 127,762.20 × 50,140.56
  4. Step 4: Simplify right side
    92,582.40x = 6,406,068,254.83
  5. Step 5: Solve for x
    x = 6,406,068,254.83/92,582.40
  6. Step 6: Final answer
    x = 69,193.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.