Home / 56,503.06-77,989.35-35,269.54

Finding the Fourth Proportional to 56,503.06, 77,989.35 and 35,269.54

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Solution

The fourth proportional to 56,503.06, 77,989.35 and 35,269.54 is: 48,681.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,503.06 : 77,989.35 = 35,269.54 : x
  2. Step 2: Convert to fraction form
    56,503.06/77,989.35 = 35,269.54/x
  3. Step 3: Cross multiply
    56,503.06x = 77,989.35 × 35,269.54
  4. Step 4: Simplify right side
    56,503.06x = 2,750,648,499.40
  5. Step 5: Solve for x
    x = 2,750,648,499.40/56,503.06
  6. Step 6: Final answer
    x = 48,681.41

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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.