Home / 97,317.09-145,963.08-30,763.98

Finding the Fourth Proportional to 97,317.09, 145,963.08 and 30,763.98

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Solution

The fourth proportional to 97,317.09, 145,963.08 and 30,763.98 is: 46,142.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,317.09 : 145,963.08 = 30,763.98 : x
  2. Step 2: Convert to fraction form
    97,317.09/145,963.08 = 30,763.98/x
  3. Step 3: Cross multiply
    97,317.09x = 145,963.08 × 30,763.98
  4. Step 4: Simplify right side
    97,317.09x = 4,490,405,273.86
  5. Step 5: Solve for x
    x = 4,490,405,273.86/97,317.09
  6. Step 6: Final answer
    x = 46,142.00

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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.