Home / 109,283.80-150,810.18-61,541.84

Finding the Fourth Proportional to 109,283.80, 150,810.18 and 61,541.84

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Solution

The fourth proportional to 109,283.80, 150,810.18 and 61,541.84 is: 84,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,283.80 : 150,810.18 = 61,541.84 : x
  2. Step 2: Convert to fraction form
    109,283.80/150,810.18 = 61,541.84/x
  3. Step 3: Cross multiply
    109,283.80x = 150,810.18 × 61,541.84
  4. Step 4: Simplify right side
    109,283.80x = 9,281,135,967.93
  5. Step 5: Solve for x
    x = 9,281,135,967.93/109,283.80
  6. Step 6: Final answer
    x = 84,926.91

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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.