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Finding the Fourth Proportional to 64,752.67, 97,090.03 and 25,328.35

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Solution

The fourth proportional to 64,752.67, 97,090.03 and 25,328.35 is: 37,977.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,752.67 : 97,090.03 = 25,328.35 : x
  2. Step 2: Convert to fraction form
    64,752.67/97,090.03 = 25,328.35/x
  3. Step 3: Cross multiply
    64,752.67x = 97,090.03 × 25,328.35
  4. Step 4: Simplify right side
    64,752.67x = 2,459,130,261.35
  5. Step 5: Solve for x
    x = 2,459,130,261.35/64,752.67
  6. Step 6: Final answer
    x = 37,977.28

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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.