Home / 211,541.16-317,013.40-116,813.99

Finding the Fourth Proportional to 211,541.16, 317,013.40 and 116,813.99

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Solution

The fourth proportional to 211,541.16, 317,013.40 and 116,813.99 is: 175,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,541.16 : 317,013.40 = 116,813.99 : x
  2. Step 2: Convert to fraction form
    211,541.16/317,013.40 = 116,813.99/x
  3. Step 3: Cross multiply
    211,541.16x = 317,013.40 × 116,813.99
  4. Step 4: Simplify right side
    211,541.16x = 37,031,600,196.04
  5. Step 5: Solve for x
    x = 37,031,600,196.04/211,541.16
  6. Step 6: Final answer
    x = 175,056.24

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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.