Home / 92,822.77-128,098.15-50,384.03

Finding the Fourth Proportional to 92,822.77, 128,098.15 and 50,384.03

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Solution

The fourth proportional to 92,822.77, 128,098.15 and 50,384.03 is: 69,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,822.77 : 128,098.15 = 50,384.03 : x
  2. Step 2: Convert to fraction form
    92,822.77/128,098.15 = 50,384.03/x
  3. Step 3: Cross multiply
    92,822.77x = 128,098.15 × 50,384.03
  4. Step 4: Simplify right side
    92,822.77x = 6,454,101,270.06
  5. Step 5: Solve for x
    x = 6,454,101,270.06/92,822.77
  6. Step 6: Final answer
    x = 69,531.45

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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.