Home / 153,005.40-229,529.70-47,813.40

Finding the Fourth Proportional to 153,005.40, 229,529.70 and 47,813.40

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Solution

The fourth proportional to 153,005.40, 229,529.70 and 47,813.40 is: 71,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,005.40 : 229,529.70 = 47,813.40 : x
  2. Step 2: Convert to fraction form
    153,005.40/229,529.70 = 47,813.40/x
  3. Step 3: Cross multiply
    153,005.40x = 229,529.70 × 47,813.40
  4. Step 4: Simplify right side
    153,005.40x = 10,974,595,357.98
  5. Step 5: Solve for x
    x = 10,974,595,357.98/153,005.40
  6. Step 6: Final answer
    x = 71,726.85

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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.