Home / 60,901.05-91,349.45-21,457.29

Finding the Fourth Proportional to 60,901.05, 91,349.45 and 21,457.29

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Solution

The fourth proportional to 60,901.05, 91,349.45 and 21,457.29 is: 32,185.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,901.05 : 91,349.45 = 21,457.29 : x
  2. Step 2: Convert to fraction form
    60,901.05/91,349.45 = 21,457.29/x
  3. Step 3: Cross multiply
    60,901.05x = 91,349.45 × 21,457.29
  4. Step 4: Simplify right side
    60,901.05x = 1,960,111,639.99
  5. Step 5: Solve for x
    x = 1,960,111,639.99/60,901.05
  6. Step 6: Final answer
    x = 32,185.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.