Home / 211,710.37-317,498.64-69,532.22

Finding the Fourth Proportional to 211,710.37, 317,498.64 and 69,532.22

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Solution

The fourth proportional to 211,710.37, 317,498.64 and 69,532.22 is: 104,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,710.37 : 317,498.64 = 69,532.22 : x
  2. Step 2: Convert to fraction form
    211,710.37/317,498.64 = 69,532.22/x
  3. Step 3: Cross multiply
    211,710.37x = 317,498.64 × 69,532.22
  4. Step 4: Simplify right side
    211,710.37x = 22,076,385,286.18
  5. Step 5: Solve for x
    x = 22,076,385,286.18/211,710.37
  6. Step 6: Final answer
    x = 104,276.35

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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.