Home / 75,518.12-104,189.05-46,827.45

Finding the Fourth Proportional to 75,518.12, 104,189.05 and 46,827.45

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Solution

The fourth proportional to 75,518.12, 104,189.05 and 46,827.45 is: 64,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,518.12 : 104,189.05 = 46,827.45 : x
  2. Step 2: Convert to fraction form
    75,518.12/104,189.05 = 46,827.45/x
  3. Step 3: Cross multiply
    75,518.12x = 104,189.05 × 46,827.45
  4. Step 4: Simplify right side
    75,518.12x = 4,878,907,529.42
  5. Step 5: Solve for x
    x = 4,878,907,529.42/75,518.12
  6. Step 6: Final answer
    x = 64,605.79

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1.5x scale

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.