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Finding the Fourth Proportional to 65,303.76, 97,935.08 and 25,319.93

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Solution

The fourth proportional to 65,303.76, 97,935.08 and 25,319.93 is: 37,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,303.76 : 97,935.08 = 25,319.93 : x
  2. Step 2: Convert to fraction form
    65,303.76/97,935.08 = 25,319.93/x
  3. Step 3: Cross multiply
    65,303.76x = 97,935.08 × 25,319.93
  4. Step 4: Simplify right side
    65,303.76x = 2,479,709,678.28
  5. Step 5: Solve for x
    x = 2,479,709,678.28/65,303.76
  6. Step 6: Final answer
    x = 37,971.93

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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.