Home / 152,853.40-229,301.70-47,661.40

Finding the Fourth Proportional to 152,853.40, 229,301.70 and 47,661.40

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Solution

The fourth proportional to 152,853.40, 229,301.70 and 47,661.40 is: 71,498.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,853.40 : 229,301.70 = 47,661.40 : x
  2. Step 2: Convert to fraction form
    152,853.40/229,301.70 = 47,661.40/x
  3. Step 3: Cross multiply
    152,853.40x = 229,301.70 × 47,661.40
  4. Step 4: Simplify right side
    152,853.40x = 10,928,840,044.38
  5. Step 5: Solve for x
    x = 10,928,840,044.38/152,853.40
  6. Step 6: Final answer
    x = 71,498.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.