Home / 97,808.30-146,712.45-97,117.10

Finding the Fourth Proportional to 97,808.30, 146,712.45 and 97,117.10

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Solution

The fourth proportional to 97,808.30, 146,712.45 and 97,117.10 is: 145,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,808.30 : 146,712.45 = 97,117.10 : x
  2. Step 2: Convert to fraction form
    97,808.30/146,712.45 = 97,117.10/x
  3. Step 3: Cross multiply
    97,808.30x = 146,712.45 × 97,117.10
  4. Step 4: Simplify right side
    97,808.30x = 14,248,287,677.90
  5. Step 5: Solve for x
    x = 14,248,287,677.90/97,808.30
  6. Step 6: Final answer
    x = 145,675.65

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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.