Home / 158,863.10-237,931.73-75,815.42

Finding the Fourth Proportional to 158,863.10, 237,931.73 and 75,815.42

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Solution

The fourth proportional to 158,863.10, 237,931.73 and 75,815.42 is: 113,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,863.10 : 237,931.73 = 75,815.42 : x
  2. Step 2: Convert to fraction form
    158,863.10/237,931.73 = 75,815.42/x
  3. Step 3: Cross multiply
    158,863.10x = 237,931.73 × 75,815.42
  4. Step 4: Simplify right side
    158,863.10x = 18,038,894,041.28
  5. Step 5: Solve for x
    x = 18,038,894,041.28/158,863.10
  6. Step 6: Final answer
    x = 113,549.93

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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.