Home / 92,790.32-139,199.12-33,612.08

Finding the Fourth Proportional to 92,790.32, 139,199.12 and 33,612.08

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Solution

The fourth proportional to 92,790.32, 139,199.12 and 33,612.08 is: 50,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,790.32 : 139,199.12 = 33,612.08 : x
  2. Step 2: Convert to fraction form
    92,790.32/139,199.12 = 33,612.08/x
  3. Step 3: Cross multiply
    92,790.32x = 139,199.12 × 33,612.08
  4. Step 4: Simplify right side
    92,790.32x = 4,678,771,957.37
  5. Step 5: Solve for x
    x = 4,678,771,957.37/92,790.32
  6. Step 6: Final answer
    x = 50,423.06

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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.