Home / 134,931.38-186,032.22-110,642.90

Finding the Fourth Proportional to 134,931.38, 186,032.22 and 110,642.90

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Solution

The fourth proportional to 134,931.38, 186,032.22 and 110,642.90 is: 152,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,931.38 : 186,032.22 = 110,642.90 : x
  2. Step 2: Convert to fraction form
    134,931.38/186,032.22 = 110,642.90/x
  3. Step 3: Cross multiply
    134,931.38x = 186,032.22 × 110,642.90
  4. Step 4: Simplify right side
    134,931.38x = 20,583,144,314.24
  5. Step 5: Solve for x
    x = 20,583,144,314.24/134,931.38
  6. Step 6: Final answer
    x = 152,545.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.