Home / 90,069.84-124,293.96-49,232.34

Finding the Fourth Proportional to 90,069.84, 124,293.96 and 49,232.34

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Solution

The fourth proportional to 90,069.84, 124,293.96 and 49,232.34 is: 67,939.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,069.84 : 124,293.96 = 49,232.34 : x
  2. Step 2: Convert to fraction form
    90,069.84/124,293.96 = 49,232.34/x
  3. Step 3: Cross multiply
    90,069.84x = 124,293.96 × 49,232.34
  4. Step 4: Simplify right side
    90,069.84x = 6,119,282,498.67
  5. Step 5: Solve for x
    x = 6,119,282,498.67/90,069.84
  6. Step 6: Final answer
    x = 67,939.31

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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.