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Finding the Fourth Proportional to 164,632.10, 227,209.13 and 118,729.67

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Solution

The fourth proportional to 164,632.10, 227,209.13 and 118,729.67 is: 163,859.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,632.10 : 227,209.13 = 118,729.67 : x
  2. Step 2: Convert to fraction form
    164,632.10/227,209.13 = 118,729.67/x
  3. Step 3: Cross multiply
    164,632.10x = 227,209.13 × 118,729.67
  4. Step 4: Simplify right side
    164,632.10x = 26,976,463,296.19
  5. Step 5: Solve for x
    x = 26,976,463,296.19/164,632.10
  6. Step 6: Final answer
    x = 163,859.08

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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.