Home / 97,276.78-145,919.65-29,803.98

Finding the Fourth Proportional to 97,276.78, 145,919.65 and 29,803.98

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Solution

The fourth proportional to 97,276.78, 145,919.65 and 29,803.98 is: 44,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,276.78 : 145,919.65 = 29,803.98 : x
  2. Step 2: Convert to fraction form
    97,276.78/145,919.65 = 29,803.98/x
  3. Step 3: Cross multiply
    97,276.78x = 145,919.65 × 29,803.98
  4. Step 4: Simplify right side
    97,276.78x = 4,348,986,858.78
  5. Step 5: Solve for x
    x = 4,348,986,858.78/97,276.78
  6. Step 6: Final answer
    x = 44,707.35

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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.