Home / 97,050.12-133,935.28-58,813

Finding the Fourth Proportional to 97,050.12, 133,935.28 and 58,813

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Solution

The fourth proportional to 97,050.12, 133,935.28 and 58,813 is: 81,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,050.12 : 133,935.28 = 58,813 : x
  2. Step 2: Convert to fraction form
    97,050.12/133,935.28 = 58,813/x
  3. Step 3: Cross multiply
    97,050.12x = 133,935.28 × 58,813
  4. Step 4: Simplify right side
    97,050.12x = 7,877,135,622.64
  5. Step 5: Solve for x
    x = 7,877,135,622.64/97,050.12
  6. Step 6: Final answer
    x = 81,165.65

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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.