Home / 92,830.36-128,096.55-52,537.11

Finding the Fourth Proportional to 92,830.36, 128,096.55 and 52,537.11

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Solution

The fourth proportional to 92,830.36, 128,096.55 and 52,537.11 is: 72,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,830.36 : 128,096.55 = 52,537.11 : x
  2. Step 2: Convert to fraction form
    92,830.36/128,096.55 = 52,537.11/x
  3. Step 3: Cross multiply
    92,830.36x = 128,096.55 × 52,537.11
  4. Step 4: Simplify right side
    92,830.36x = 6,729,822,406.63
  5. Step 5: Solve for x
    x = 6,729,822,406.63/92,830.36
  6. Step 6: Final answer
    x = 72,495.92

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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.