Home / 152,286.35-210,156.82-84,304.45

Finding the Fourth Proportional to 152,286.35, 210,156.82 and 84,304.45

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Solution

The fourth proportional to 152,286.35, 210,156.82 and 84,304.45 is: 116,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,286.35 : 210,156.82 = 84,304.45 : x
  2. Step 2: Convert to fraction form
    152,286.35/210,156.82 = 84,304.45/x
  3. Step 3: Cross multiply
    152,286.35x = 210,156.82 × 84,304.45
  4. Step 4: Simplify right side
    152,286.35x = 17,717,155,123.85
  5. Step 5: Solve for x
    x = 17,717,155,123.85/152,286.35
  6. Step 6: Final answer
    x = 116,341.06

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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.