Home / 212,390.25-318,592.27-62,617.98

Finding the Fourth Proportional to 212,390.25, 318,592.27 and 62,617.98

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Solution

The fourth proportional to 212,390.25, 318,592.27 and 62,617.98 is: 93,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,390.25 : 318,592.27 = 62,617.98 : x
  2. Step 2: Convert to fraction form
    212,390.25/318,592.27 = 62,617.98/x
  3. Step 3: Cross multiply
    212,390.25x = 318,592.27 × 62,617.98
  4. Step 4: Simplify right side
    212,390.25x = 19,949,602,641.51
  5. Step 5: Solve for x
    x = 19,949,602,641.51/212,390.25
  6. Step 6: Final answer
    x = 93,929.00

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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.