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Finding the Fourth Proportional to 152,246.70, 213,495.30 and 152,246.70

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Solution

The fourth proportional to 152,246.70, 213,495.30 and 152,246.70 is: 213,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,246.70 : 213,495.30 = 152,246.70 : x
  2. Step 2: Convert to fraction form
    152,246.70/213,495.30 = 152,246.70/x
  3. Step 3: Cross multiply
    152,246.70x = 213,495.30 × 152,246.70
  4. Step 4: Simplify right side
    152,246.70x = 32,503,954,890.51
  5. Step 5: Solve for x
    x = 32,503,954,890.51/152,246.70
  6. Step 6: Final answer
    x = 213,495.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.