Home / 64,812.03-89,457.26-42,207.36

Finding the Fourth Proportional to 64,812.03, 89,457.26 and 42,207.36

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Solution

The fourth proportional to 64,812.03, 89,457.26 and 42,207.36 is: 58,257.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,812.03 : 89,457.26 = 42,207.36 : x
  2. Step 2: Convert to fraction form
    64,812.03/89,457.26 = 42,207.36/x
  3. Step 3: Cross multiply
    64,812.03x = 89,457.26 × 42,207.36
  4. Step 4: Simplify right side
    64,812.03x = 3,775,754,566.40
  5. Step 5: Solve for x
    x = 3,775,754,566.40/64,812.03
  6. Step 6: Final answer
    x = 58,257.00

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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.