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Finding the Fourth Proportional to 64,075.52, 96,058.58 and 45,296.48

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Solution

The fourth proportional to 64,075.52, 96,058.58 and 45,296.48 is: 67,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,075.52 : 96,058.58 = 45,296.48 : x
  2. Step 2: Convert to fraction form
    64,075.52/96,058.58 = 45,296.48/x
  3. Step 3: Cross multiply
    64,075.52x = 96,058.58 × 45,296.48
  4. Step 4: Simplify right side
    64,075.52x = 4,351,115,561.46
  5. Step 5: Solve for x
    x = 4,351,115,561.46/64,075.52
  6. Step 6: Final answer
    x = 67,906.05

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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.