Home / 92,934.06-128,247.42-50,492.30

Finding the Fourth Proportional to 92,934.06, 128,247.42 and 50,492.30

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Solution

The fourth proportional to 92,934.06, 128,247.42 and 50,492.30 is: 69,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,934.06 : 128,247.42 = 50,492.30 : x
  2. Step 2: Convert to fraction form
    92,934.06/128,247.42 = 50,492.30/x
  3. Step 3: Cross multiply
    92,934.06x = 128,247.42 × 50,492.30
  4. Step 4: Simplify right side
    92,934.06x = 6,475,506,563.63
  5. Step 5: Solve for x
    x = 6,475,506,563.63/92,934.06
  6. Step 6: Final answer
    x = 69,678.51

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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.