Home / 211,094.10-316,657.55-61,336.54

Finding the Fourth Proportional to 211,094.10, 316,657.55 and 61,336.54

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Solution

The fourth proportional to 211,094.10, 316,657.55 and 61,336.54 is: 92,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,094.10 : 316,657.55 = 61,336.54 : x
  2. Step 2: Convert to fraction form
    211,094.10/316,657.55 = 61,336.54/x
  3. Step 3: Cross multiply
    211,094.10x = 316,657.55 × 61,336.54
  4. Step 4: Simplify right side
    211,094.10x = 19,422,679,031.04
  5. Step 5: Solve for x
    x = 19,422,679,031.04/211,094.10
  6. Step 6: Final answer
    x = 92,009.58

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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.