Home / 211,543.79-317,017.32-116,816.62

Finding the Fourth Proportional to 211,543.79, 317,017.32 and 116,816.62

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Solution

The fourth proportional to 211,543.79, 317,017.32 and 116,816.62 is: 175,060.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,543.79 : 317,017.32 = 116,816.62 : x
  2. Step 2: Convert to fraction form
    211,543.79/317,017.32 = 116,816.62/x
  3. Step 3: Cross multiply
    211,543.79x = 317,017.32 × 116,816.62
  4. Step 4: Simplify right side
    211,543.79x = 37,032,891,803.86
  5. Step 5: Solve for x
    x = 37,032,891,803.86/211,543.79
  6. Step 6: Final answer
    x = 175,060.17

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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.