Home / 134,870.40-202,332.60-40,100.40

Finding the Fourth Proportional to 134,870.40, 202,332.60 and 40,100.40

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Solution

The fourth proportional to 134,870.40, 202,332.60 and 40,100.40 is: 60,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,870.40 : 202,332.60 = 40,100.40 : x
  2. Step 2: Convert to fraction form
    134,870.40/202,332.60 = 40,100.40/x
  3. Step 3: Cross multiply
    134,870.40x = 202,332.60 × 40,100.40
  4. Step 4: Simplify right side
    134,870.40x = 8,113,618,193.04
  5. Step 5: Solve for x
    x = 8,113,618,193.04/134,870.40
  6. Step 6: Final answer
    x = 60,158.63

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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.