Home / 140,296.30-210,475.54-40,448.70

Finding the Fourth Proportional to 140,296.30, 210,475.54 and 40,448.70

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Solution

The fourth proportional to 140,296.30, 210,475.54 and 40,448.70 is: 60,682.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,296.30 : 210,475.54 = 40,448.70 : x
  2. Step 2: Convert to fraction form
    140,296.30/210,475.54 = 40,448.70/x
  3. Step 3: Cross multiply
    140,296.30x = 210,475.54 × 40,448.70
  4. Step 4: Simplify right side
    140,296.30x = 8,513,461,448.61
  5. Step 5: Solve for x
    x = 8,513,461,448.61/140,296.30
  6. Step 6: Final answer
    x = 60,682.01

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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.