Home / 211,985.51-292,529.17-116,473.75

Finding the Fourth Proportional to 211,985.51, 292,529.17 and 116,473.75

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Solution

The fourth proportional to 211,985.51, 292,529.17 and 116,473.75 is: 160,727.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,985.51 : 292,529.17 = 116,473.75 : x
  2. Step 2: Convert to fraction form
    211,985.51/292,529.17 = 116,473.75/x
  3. Step 3: Cross multiply
    211,985.51x = 292,529.17 × 116,473.75
  4. Step 4: Simplify right side
    211,985.51x = 34,071,968,828.56
  5. Step 5: Solve for x
    x = 34,071,968,828.56/211,985.51
  6. Step 6: Final answer
    x = 160,727.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.