Home / 76,766.54-105,909.73-46,530.05

Finding the Fourth Proportional to 76,766.54, 105,909.73 and 46,530.05

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Solution

The fourth proportional to 76,766.54, 105,909.73 and 46,530.05 is: 64,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,766.54 : 105,909.73 = 46,530.05 : x
  2. Step 2: Convert to fraction form
    76,766.54/105,909.73 = 46,530.05/x
  3. Step 3: Cross multiply
    76,766.54x = 105,909.73 × 46,530.05
  4. Step 4: Simplify right side
    76,766.54x = 4,927,984,386.51
  5. Step 5: Solve for x
    x = 4,927,984,386.51/76,766.54
  6. Step 6: Final answer
    x = 64,194.44

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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.