Home / 92,848.04-128,131.85-50,406.57

Finding the Fourth Proportional to 92,848.04, 128,131.85 and 50,406.57

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Solution

The fourth proportional to 92,848.04, 128,131.85 and 50,406.57 is: 69,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,848.04 : 128,131.85 = 50,406.57 : x
  2. Step 2: Convert to fraction form
    92,848.04/128,131.85 = 50,406.57/x
  3. Step 3: Cross multiply
    92,848.04x = 128,131.85 × 50,406.57
  4. Step 4: Simplify right side
    92,848.04x = 6,458,686,814.22
  5. Step 5: Solve for x
    x = 6,458,686,814.22/92,848.04
  6. Step 6: Final answer
    x = 69,561.91

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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.