Home / 148,094.04-204,157.22-105,578.76

Finding the Fourth Proportional to 148,094.04, 204,157.22 and 105,578.76

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Solution

The fourth proportional to 148,094.04, 204,157.22 and 105,578.76 is: 145,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,094.04 : 204,157.22 = 105,578.76 : x
  2. Step 2: Convert to fraction form
    148,094.04/204,157.22 = 105,578.76/x
  3. Step 3: Cross multiply
    148,094.04x = 204,157.22 × 105,578.76
  4. Step 4: Simplify right side
    148,094.04x = 21,554,665,604.75
  5. Step 5: Solve for x
    x = 21,554,665,604.75/148,094.04
  6. Step 6: Final answer
    x = 145,547.15

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1.5x scale

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.