Home / 97,908.15-146,862.23-66,804.15

Finding the Fourth Proportional to 97,908.15, 146,862.23 and 66,804.15

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Solution

The fourth proportional to 97,908.15, 146,862.23 and 66,804.15 is: 100,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,908.15 : 146,862.23 = 66,804.15 : x
  2. Step 2: Convert to fraction form
    97,908.15/146,862.23 = 66,804.15/x
  3. Step 3: Cross multiply
    97,908.15x = 146,862.23 × 66,804.15
  4. Step 4: Simplify right side
    97,908.15x = 9,811,006,108.23
  5. Step 5: Solve for x
    x = 9,811,006,108.23/97,908.15
  6. Step 6: Final answer
    x = 100,206.23

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1.5x scale

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.