Home / 109,428.42-164,160.18-46,249.16

Finding the Fourth Proportional to 109,428.42, 164,160.18 and 46,249.16

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Solution

The fourth proportional to 109,428.42, 164,160.18 and 46,249.16 is: 69,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,428.42 : 164,160.18 = 46,249.16 : x
  2. Step 2: Convert to fraction form
    109,428.42/164,160.18 = 46,249.16/x
  3. Step 3: Cross multiply
    109,428.42x = 164,160.18 × 46,249.16
  4. Step 4: Simplify right side
    109,428.42x = 7,592,270,430.45
  5. Step 5: Solve for x
    x = 7,592,270,430.45/109,428.42
  6. Step 6: Final answer
    x = 69,381.16

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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.