Home / 149,862.81-224,905.05-70,977.18

Finding the Fourth Proportional to 149,862.81, 224,905.05 and 70,977.18

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Solution

The fourth proportional to 149,862.81, 224,905.05 and 70,977.18 is: 106,518.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,862.81 : 224,905.05 = 70,977.18 : x
  2. Step 2: Convert to fraction form
    149,862.81/224,905.05 = 70,977.18/x
  3. Step 3: Cross multiply
    149,862.81x = 224,905.05 × 70,977.18
  4. Step 4: Simplify right side
    149,862.81x = 15,963,126,216.76
  5. Step 5: Solve for x
    x = 15,963,126,216.76/149,862.81
  6. Step 6: Final answer
    x = 106,518.26

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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.