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Finding the Fourth Proportional to 64,854.90, 97,275.05 and 17,473.50

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Solution

The fourth proportional to 64,854.90, 97,275.05 and 17,473.50 is: 26,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,854.90 : 97,275.05 = 17,473.50 : x
  2. Step 2: Convert to fraction form
    64,854.90/97,275.05 = 17,473.50/x
  3. Step 3: Cross multiply
    64,854.90x = 97,275.05 × 17,473.50
  4. Step 4: Simplify right side
    64,854.90x = 1,699,735,012.43
  5. Step 5: Solve for x
    x = 1,699,735,012.43/64,854.90
  6. Step 6: Final answer
    x = 26,208.28

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1.5x scale

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.