Home / 64,515.15-96,778.80-25,075.35

Finding the Fourth Proportional to 64,515.15, 96,778.80 and 25,075.35

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Solution

The fourth proportional to 64,515.15, 96,778.80 and 25,075.35 is: 37,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515.15 : 96,778.80 = 25,075.35 : x
  2. Step 2: Convert to fraction form
    64,515.15/96,778.80 = 25,075.35/x
  3. Step 3: Cross multiply
    64,515.15x = 96,778.80 × 25,075.35
  4. Step 4: Simplify right side
    64,515.15x = 2,426,762,282.58
  5. Step 5: Solve for x
    x = 2,426,762,282.58/64,515.15
  6. Step 6: Final answer
    x = 37,615.39

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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.