Home / 198,237.04-297,386.64-65,087.01

Finding the Fourth Proportional to 198,237.04, 297,386.64 and 65,087.01

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Solution

The fourth proportional to 198,237.04, 297,386.64 and 65,087.01 is: 97,640.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,237.04 : 297,386.64 = 65,087.01 : x
  2. Step 2: Convert to fraction form
    198,237.04/297,386.64 = 65,087.01/x
  3. Step 3: Cross multiply
    198,237.04x = 297,386.64 × 65,087.01
  4. Step 4: Simplify right side
    198,237.04x = 19,356,007,211.55
  5. Step 5: Solve for x
    x = 19,356,007,211.55/198,237.04
  6. Step 6: Final answer
    x = 97,640.72

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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.