Home / 104,225.32-143,831.46-61,233.76

Finding the Fourth Proportional to 104,225.32, 143,831.46 and 61,233.76

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Solution

The fourth proportional to 104,225.32, 143,831.46 and 61,233.76 is: 84,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,225.32 : 143,831.46 = 61,233.76 : x
  2. Step 2: Convert to fraction form
    104,225.32/143,831.46 = 61,233.76/x
  3. Step 3: Cross multiply
    104,225.32x = 143,831.46 × 61,233.76
  4. Step 4: Simplify right side
    104,225.32x = 8,807,341,102.09
  5. Step 5: Solve for x
    x = 8,807,341,102.09/104,225.32
  6. Step 6: Final answer
    x = 84,502.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.