Home / 214,724.93-296,347.61-129,888.77

Finding the Fourth Proportional to 214,724.93, 296,347.61 and 129,888.77

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Solution

The fourth proportional to 214,724.93, 296,347.61 and 129,888.77 is: 179,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,724.93 : 296,347.61 = 129,888.77 : x
  2. Step 2: Convert to fraction form
    214,724.93/296,347.61 = 129,888.77/x
  3. Step 3: Cross multiply
    214,724.93x = 296,347.61 × 129,888.77
  4. Step 4: Simplify right side
    214,724.93x = 38,492,225,398.32
  5. Step 5: Solve for x
    x = 38,492,225,398.32/214,724.93
  6. Step 6: Final answer
    x = 179,262.96

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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.