Home / 140,448.46-210,574.27-51,690.42

Finding the Fourth Proportional to 140,448.46, 210,574.27 and 51,690.42

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Solution

The fourth proportional to 140,448.46, 210,574.27 and 51,690.42 is: 77,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,448.46 : 210,574.27 = 51,690.42 : x
  2. Step 2: Convert to fraction form
    140,448.46/210,574.27 = 51,690.42/x
  3. Step 3: Cross multiply
    140,448.46x = 210,574.27 × 51,690.42
  4. Step 4: Simplify right side
    140,448.46x = 10,884,672,457.49
  5. Step 5: Solve for x
    x = 10,884,672,457.49/140,448.46
  6. Step 6: Final answer
    x = 77,499.41

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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.