Home / 97,154.87-145,737.50-30,600.18

Finding the Fourth Proportional to 97,154.87, 145,737.50 and 30,600.18

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Solution

The fourth proportional to 97,154.87, 145,737.50 and 30,600.18 is: 45,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,154.87 : 145,737.50 = 30,600.18 : x
  2. Step 2: Convert to fraction form
    97,154.87/145,737.50 = 30,600.18/x
  3. Step 3: Cross multiply
    97,154.87x = 145,737.50 × 30,600.18
  4. Step 4: Simplify right side
    97,154.87x = 4,459,593,579.75
  5. Step 5: Solve for x
    x = 4,459,593,579.75/97,154.87
  6. Step 6: Final answer
    x = 45,901.91

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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.