Home / 124,065.32-171,211.48-67,476.84

Finding the Fourth Proportional to 124,065.32, 171,211.48 and 67,476.84

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Solution

The fourth proportional to 124,065.32, 171,211.48 and 67,476.84 is: 93,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,065.32 : 171,211.48 = 67,476.84 : x
  2. Step 2: Convert to fraction form
    124,065.32/171,211.48 = 67,476.84/x
  3. Step 3: Cross multiply
    124,065.32x = 171,211.48 × 67,476.84
  4. Step 4: Simplify right side
    124,065.32x = 11,552,809,642.12
  5. Step 5: Solve for x
    x = 11,552,809,642.12/124,065.32
  6. Step 6: Final answer
    x = 93,118.77

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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.