Home / 301,047.10-451,570.65-123,681.40

Finding the Fourth Proportional to 301,047.10, 451,570.65 and 123,681.40

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Solution

The fourth proportional to 301,047.10, 451,570.65 and 123,681.40 is: 185,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,047.10 : 451,570.65 = 123,681.40 : x
  2. Step 2: Convert to fraction form
    301,047.10/451,570.65 = 123,681.40/x
  3. Step 3: Cross multiply
    301,047.10x = 451,570.65 × 123,681.40
  4. Step 4: Simplify right side
    301,047.10x = 55,850,890,190.91
  5. Step 5: Solve for x
    x = 55,850,890,190.91/301,047.10
  6. Step 6: Final answer
    x = 185,522.10

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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.