Home / 211,946.16-317,968.48-62,180.40

Finding the Fourth Proportional to 211,946.16, 317,968.48 and 62,180.40

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Solution

The fourth proportional to 211,946.16, 317,968.48 and 62,180.40 is: 93,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,946.16 : 317,968.48 = 62,180.40 : x
  2. Step 2: Convert to fraction form
    211,946.16/317,968.48 = 62,180.40/x
  3. Step 3: Cross multiply
    211,946.16x = 317,968.48 × 62,180.40
  4. Step 4: Simplify right side
    211,946.16x = 19,771,407,273.79
  5. Step 5: Solve for x
    x = 19,771,407,273.79/211,946.16
  6. Step 6: Final answer
    x = 93,285.05

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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.