Home / 268,389.40-370,373.22-147,528.10

Finding the Fourth Proportional to 268,389.40, 370,373.22 and 147,528.10

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Solution

The fourth proportional to 268,389.40, 370,373.22 and 147,528.10 is: 203,586.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,389.40 : 370,373.22 = 147,528.10 : x
  2. Step 2: Convert to fraction form
    268,389.40/370,373.22 = 147,528.10/x
  3. Step 3: Cross multiply
    268,389.40x = 370,373.22 × 147,528.10
  4. Step 4: Simplify right side
    268,389.40x = 54,640,457,437.48
  5. Step 5: Solve for x
    x = 54,640,457,437.48/268,389.40
  6. Step 6: Final answer
    x = 203,586.50

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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.