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Finding the Fourth Proportional to 64,896.76, 97,303.29 and 25,457.86

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Solution

The fourth proportional to 64,896.76, 97,303.29 and 25,457.86 is: 38,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,896.76 : 97,303.29 = 25,457.86 : x
  2. Step 2: Convert to fraction form
    64,896.76/97,303.29 = 25,457.86/x
  3. Step 3: Cross multiply
    64,896.76x = 97,303.29 × 25,457.86
  4. Step 4: Simplify right side
    64,896.76x = 2,477,133,534.36
  5. Step 5: Solve for x
    x = 2,477,133,534.36/64,896.76
  6. Step 6: Final answer
    x = 38,170.37

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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.