Home / 140,817.49-211,209.80-56,574.25

Finding the Fourth Proportional to 140,817.49, 211,209.80 and 56,574.25

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Solution

The fourth proportional to 140,817.49, 211,209.80 and 56,574.25 is: 84,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,817.49 : 211,209.80 = 56,574.25 : x
  2. Step 2: Convert to fraction form
    140,817.49/211,209.80 = 56,574.25/x
  3. Step 3: Cross multiply
    140,817.49x = 211,209.80 × 56,574.25
  4. Step 4: Simplify right side
    140,817.49x = 11,949,035,216.75
  5. Step 5: Solve for x
    x = 11,949,035,216.75/140,817.49
  6. Step 6: Final answer
    x = 84,854.77

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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.