Home / 76,237.80-105,208.78-42,246.85

Finding the Fourth Proportional to 76,237.80, 105,208.78 and 42,246.85

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Solution

The fourth proportional to 76,237.80, 105,208.78 and 42,246.85 is: 58,301.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,237.80 : 105,208.78 = 42,246.85 : x
  2. Step 2: Convert to fraction form
    76,237.80/105,208.78 = 42,246.85/x
  3. Step 3: Cross multiply
    76,237.80x = 105,208.78 × 42,246.85
  4. Step 4: Simplify right side
    76,237.80x = 4,444,739,339.86
  5. Step 5: Solve for x
    x = 4,444,739,339.86/76,237.80
  6. Step 6: Final answer
    x = 58,301.00

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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.