Home / 149,569.17-224,166.65-74,710.21

Finding the Fourth Proportional to 149,569.17, 224,166.65 and 74,710.21

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Solution

The fourth proportional to 149,569.17, 224,166.65 and 74,710.21 is: 111,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,569.17 : 224,166.65 = 74,710.21 : x
  2. Step 2: Convert to fraction form
    149,569.17/224,166.65 = 74,710.21/x
  3. Step 3: Cross multiply
    149,569.17x = 224,166.65 × 74,710.21
  4. Step 4: Simplify right side
    149,569.17x = 16,747,537,496.50
  5. Step 5: Solve for x
    x = 16,747,537,496.50/149,569.17
  6. Step 6: Final answer
    x = 111,971.86

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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.