Home / 211,064.04-316,093.50-122,130.12

Finding the Fourth Proportional to 211,064.04, 316,093.50 and 122,130.12

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Solution

The fourth proportional to 211,064.04, 316,093.50 and 122,130.12 is: 182,904.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,064.04 : 316,093.50 = 122,130.12 : x
  2. Step 2: Convert to fraction form
    211,064.04/316,093.50 = 122,130.12/x
  3. Step 3: Cross multiply
    211,064.04x = 316,093.50 × 122,130.12
  4. Step 4: Simplify right side
    211,064.04x = 38,604,537,086.22
  5. Step 5: Solve for x
    x = 38,604,537,086.22/211,064.04
  6. Step 6: Final answer
    x = 182,904.38

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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.