Home / 148,632.30-205,282.95-97,871.94

Finding the Fourth Proportional to 148,632.30, 205,282.95 and 97,871.94

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Solution

The fourth proportional to 148,632.30, 205,282.95 and 97,871.94 is: 135,175.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,632.30 : 205,282.95 = 97,871.94 : x
  2. Step 2: Convert to fraction form
    148,632.30/205,282.95 = 97,871.94/x
  3. Step 3: Cross multiply
    148,632.30x = 205,282.95 × 97,871.94
  4. Step 4: Simplify right side
    148,632.30x = 20,091,440,565.42
  5. Step 5: Solve for x
    x = 20,091,440,565.42/148,632.30
  6. Step 6: Final answer
    x = 135,175.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.