Home / 212,498.64-318,673.60-62,699.16

Finding the Fourth Proportional to 212,498.64, 318,673.60 and 62,699.16

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Solution

The fourth proportional to 212,498.64, 318,673.60 and 62,699.16 is: 94,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,498.64 : 318,673.60 = 62,699.16 : x
  2. Step 2: Convert to fraction form
    212,498.64/318,673.60 = 62,699.16/x
  3. Step 3: Cross multiply
    212,498.64x = 318,673.60 × 62,699.16
  4. Step 4: Simplify right side
    212,498.64x = 19,980,567,034.18
  5. Step 5: Solve for x
    x = 19,980,567,034.18/212,498.64
  6. Step 6: Final answer
    x = 94,026.80

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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.