Home / 64,983.47-97,476.82-31,698.95

Finding the Fourth Proportional to 64,983.47, 97,476.82 and 31,698.95

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Solution

The fourth proportional to 64,983.47, 97,476.82 and 31,698.95 is: 47,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,983.47 : 97,476.82 = 31,698.95 : x
  2. Step 2: Convert to fraction form
    64,983.47/97,476.82 = 31,698.95/x
  3. Step 3: Cross multiply
    64,983.47x = 97,476.82 × 31,698.95
  4. Step 4: Simplify right side
    64,983.47x = 3,089,912,276.71
  5. Step 5: Solve for x
    x = 3,089,912,276.71/64,983.47
  6. Step 6: Final answer
    x = 47,549.21

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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.