Home / 64,831.84-97,247.86-42,743.86

Finding the Fourth Proportional to 64,831.84, 97,247.86 and 42,743.86

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Solution

The fourth proportional to 64,831.84, 97,247.86 and 42,743.86 is: 64,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,831.84 : 97,247.86 = 42,743.86 : x
  2. Step 2: Convert to fraction form
    64,831.84/97,247.86 = 42,743.86/x
  3. Step 3: Cross multiply
    64,831.84x = 97,247.86 × 42,743.86
  4. Step 4: Simplify right side
    64,831.84x = 4,156,748,913.14
  5. Step 5: Solve for x
    x = 4,156,748,913.14/64,831.84
  6. Step 6: Final answer
    x = 64,115.86

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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.