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Finding the Fourth Proportional to 65,671.64, 98,547.29 and 26,225.45

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Solution

The fourth proportional to 65,671.64, 98,547.29 and 26,225.45 is: 39,354.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,671.64 : 98,547.29 = 26,225.45 : x
  2. Step 2: Convert to fraction form
    65,671.64/98,547.29 = 26,225.45/x
  3. Step 3: Cross multiply
    65,671.64x = 98,547.29 × 26,225.45
  4. Step 4: Simplify right side
    65,671.64x = 2,584,446,402.67
  5. Step 5: Solve for x
    x = 2,584,446,402.67/65,671.64
  6. Step 6: Final answer
    x = 39,354.07

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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.