Home / 97,341.68-146,137.06-82,643.98

Finding the Fourth Proportional to 97,341.68, 146,137.06 and 82,643.98

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Solution

The fourth proportional to 97,341.68, 146,137.06 and 82,643.98 is: 124,071.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,341.68 : 146,137.06 = 82,643.98 : x
  2. Step 2: Convert to fraction form
    97,341.68/146,137.06 = 82,643.98/x
  3. Step 3: Cross multiply
    97,341.68x = 146,137.06 × 82,643.98
  4. Step 4: Simplify right side
    97,341.68x = 12,077,348,263.90
  5. Step 5: Solve for x
    x = 12,077,348,263.90/97,341.68
  6. Step 6: Final answer
    x = 124,071.71

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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.