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Finding the Fourth Proportional to 152,055.40, 228,104.70 and 46,863.40

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Solution

The fourth proportional to 152,055.40, 228,104.70 and 46,863.40 is: 70,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,055.40 : 228,104.70 = 46,863.40 : x
  2. Step 2: Convert to fraction form
    152,055.40/228,104.70 = 46,863.40/x
  3. Step 3: Cross multiply
    152,055.40x = 228,104.70 × 46,863.40
  4. Step 4: Simplify right side
    152,055.40x = 10,689,761,797.98
  5. Step 5: Solve for x
    x = 10,689,761,797.98/152,055.40
  6. Step 6: Final answer
    x = 70,301.76

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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.