Home / 55,703.39-83,355.47-48,232.71

Finding the Fourth Proportional to 55,703.39, 83,355.47 and 48,232.71

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Solution

The fourth proportional to 55,703.39, 83,355.47 and 48,232.71 is: 72,176.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,703.39 : 83,355.47 = 48,232.71 : x
  2. Step 2: Convert to fraction form
    55,703.39/83,355.47 = 48,232.71/x
  3. Step 3: Cross multiply
    55,703.39x = 83,355.47 × 48,232.71
  4. Step 4: Simplify right side
    55,703.39x = 4,020,459,970.26
  5. Step 5: Solve for x
    x = 4,020,459,970.26/55,703.39
  6. Step 6: Final answer
    x = 72,176.22

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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.