Home / 48,073.32-72,032.22-39,312.36

Finding the Fourth Proportional to 48,073.32, 72,032.22 and 39,312.36

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Solution

The fourth proportional to 48,073.32, 72,032.22 and 39,312.36 is: 58,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,073.32 : 72,032.22 = 39,312.36 : x
  2. Step 2: Convert to fraction form
    48,073.32/72,032.22 = 39,312.36/x
  3. Step 3: Cross multiply
    48,073.32x = 72,032.22 × 39,312.36
  4. Step 4: Simplify right side
    48,073.32x = 2,831,756,564.24
  5. Step 5: Solve for x
    x = 2,831,756,564.24/48,073.32
  6. Step 6: Final answer
    x = 58,904.95

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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.