Home / 149,455.71-224,214.62-70,526.88

Finding the Fourth Proportional to 149,455.71, 224,214.62 and 70,526.88

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Solution

The fourth proportional to 149,455.71, 224,214.62 and 70,526.88 is: 105,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,455.71 : 224,214.62 = 70,526.88 : x
  2. Step 2: Convert to fraction form
    149,455.71/224,214.62 = 70,526.88/x
  3. Step 3: Cross multiply
    149,455.71x = 224,214.62 × 70,526.88
  4. Step 4: Simplify right side
    149,455.71x = 15,813,157,246.35
  5. Step 5: Solve for x
    x = 15,813,157,246.35/149,455.71
  6. Step 6: Final answer
    x = 105,804.97

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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.