Home / 211,585.04-317,407.16-61,836.28

Finding the Fourth Proportional to 211,585.04, 317,407.16 and 61,836.28

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Solution

The fourth proportional to 211,585.04, 317,407.16 and 61,836.28 is: 92,763.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,585.04 : 317,407.16 = 61,836.28 : x
  2. Step 2: Convert to fraction form
    211,585.04/317,407.16 = 61,836.28/x
  3. Step 3: Cross multiply
    211,585.04x = 317,407.16 × 61,836.28
  4. Step 4: Simplify right side
    211,585.04x = 19,627,278,019.76
  5. Step 5: Solve for x
    x = 19,627,278,019.76/211,585.04
  6. Step 6: Final answer
    x = 92,763.07

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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.