Home / 64,831.30-97,246.95-53,157.70

Finding the Fourth Proportional to 64,831.30, 97,246.95 and 53,157.70

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Solution

The fourth proportional to 64,831.30, 97,246.95 and 53,157.70 is: 79,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,831.30 : 97,246.95 = 53,157.70 : x
  2. Step 2: Convert to fraction form
    64,831.30/97,246.95 = 53,157.70/x
  3. Step 3: Cross multiply
    64,831.30x = 97,246.95 × 53,157.70
  4. Step 4: Simplify right side
    64,831.30x = 5,169,424,194.02
  5. Step 5: Solve for x
    x = 5,169,424,194.02/64,831.30
  6. Step 6: Final answer
    x = 79,736.55

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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.