Home / 115,981.12-173,970.06-32,875.12

Finding the Fourth Proportional to 115,981.12, 173,970.06 and 32,875.12

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Solution

The fourth proportional to 115,981.12, 173,970.06 and 32,875.12 is: 49,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,981.12 : 173,970.06 = 32,875.12 : x
  2. Step 2: Convert to fraction form
    115,981.12/173,970.06 = 32,875.12/x
  3. Step 3: Cross multiply
    115,981.12x = 173,970.06 × 32,875.12
  4. Step 4: Simplify right side
    115,981.12x = 5,719,286,598.91
  5. Step 5: Solve for x
    x = 5,719,286,598.91/115,981.12
  6. Step 6: Final answer
    x = 49,312.22

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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.