Home / 144,943.80-217,415.70-64,981.62

Finding the Fourth Proportional to 144,943.80, 217,415.70 and 64,981.62

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Solution

The fourth proportional to 144,943.80, 217,415.70 and 64,981.62 is: 97,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,943.80 : 217,415.70 = 64,981.62 : x
  2. Step 2: Convert to fraction form
    144,943.80/217,415.70 = 64,981.62/x
  3. Step 3: Cross multiply
    144,943.80x = 217,415.70 × 64,981.62
  4. Step 4: Simplify right side
    144,943.80x = 14,128,024,399.43
  5. Step 5: Solve for x
    x = 14,128,024,399.43/144,943.80
  6. Step 6: Final answer
    x = 97,472.43

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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.