Home / 48,030.15-72,365.44-43,355.44

Finding the Fourth Proportional to 48,030.15, 72,365.44 and 43,355.44

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Solution

The fourth proportional to 48,030.15, 72,365.44 and 43,355.44 is: 65,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,030.15 : 72,365.44 = 43,355.44 : x
  2. Step 2: Convert to fraction form
    48,030.15/72,365.44 = 43,355.44/x
  3. Step 3: Cross multiply
    48,030.15x = 72,365.44 × 43,355.44
  4. Step 4: Simplify right side
    48,030.15x = 3,137,435,491.99
  5. Step 5: Solve for x
    x = 3,137,435,491.99/48,030.15
  6. Step 6: Final answer
    x = 65,322.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.