Home / 149,534.21-224,394.68-99,649.31

Finding the Fourth Proportional to 149,534.21, 224,394.68 and 99,649.31

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Solution

The fourth proportional to 149,534.21, 224,394.68 and 99,649.31 is: 149,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,534.21 : 224,394.68 = 99,649.31 : x
  2. Step 2: Convert to fraction form
    149,534.21/224,394.68 = 99,649.31/x
  3. Step 3: Cross multiply
    149,534.21x = 224,394.68 × 99,649.31
  4. Step 4: Simplify right side
    149,534.21x = 22,360,773,409.45
  5. Step 5: Solve for x
    x = 22,360,773,409.45/149,534.21
  6. Step 6: Final answer
    x = 149,536.18

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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.