Home / 92,922.27-139,038.95-55,502.70

Finding the Fourth Proportional to 92,922.27, 139,038.95 and 55,502.70

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Solution

The fourth proportional to 92,922.27, 139,038.95 and 55,502.70 is: 83,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,922.27 : 139,038.95 = 55,502.70 : x
  2. Step 2: Convert to fraction form
    92,922.27/139,038.95 = 55,502.70/x
  3. Step 3: Cross multiply
    92,922.27x = 139,038.95 × 55,502.70
  4. Step 4: Simplify right side
    92,922.27x = 7,717,037,268.92
  5. Step 5: Solve for x
    x = 7,717,037,268.92/92,922.27
  6. Step 6: Final answer
    x = 83,048.31

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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.