Home / 92,848.16-128,133.06-50,409.44

Finding the Fourth Proportional to 92,848.16, 128,133.06 and 50,409.44

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Solution

The fourth proportional to 92,848.16, 128,133.06 and 50,409.44 is: 69,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,848.16 : 128,133.06 = 50,409.44 : x
  2. Step 2: Convert to fraction form
    92,848.16/128,133.06 = 50,409.44/x
  3. Step 3: Cross multiply
    92,848.16x = 128,133.06 × 50,409.44
  4. Step 4: Simplify right side
    92,848.16x = 6,459,115,800.09
  5. Step 5: Solve for x
    x = 6,459,115,800.09/92,848.16
  6. Step 6: Final answer
    x = 69,566.44

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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.