Home / 97,160.42-145,740.66-75,006.14

Finding the Fourth Proportional to 97,160.42, 145,740.66 and 75,006.14

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Solution

The fourth proportional to 97,160.42, 145,740.66 and 75,006.14 is: 112,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,160.42 : 145,740.66 = 75,006.14 : x
  2. Step 2: Convert to fraction form
    97,160.42/145,740.66 = 75,006.14/x
  3. Step 3: Cross multiply
    97,160.42x = 145,740.66 × 75,006.14
  4. Step 4: Simplify right side
    97,160.42x = 10,931,443,243.92
  5. Step 5: Solve for x
    x = 10,931,443,243.92/97,160.42
  6. Step 6: Final answer
    x = 112,509.23

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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.