Home / 56,124.18-77,451.21-30,973.50

Finding the Fourth Proportional to 56,124.18, 77,451.21 and 30,973.50

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Solution

The fourth proportional to 56,124.18, 77,451.21 and 30,973.50 is: 42,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,124.18 : 77,451.21 = 30,973.50 : x
  2. Step 2: Convert to fraction form
    56,124.18/77,451.21 = 30,973.50/x
  3. Step 3: Cross multiply
    56,124.18x = 77,451.21 × 30,973.50
  4. Step 4: Simplify right side
    56,124.18x = 2,398,935,052.94
  5. Step 5: Solve for x
    x = 2,398,935,052.94/56,124.18
  6. Step 6: Final answer
    x = 42,743.34

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