Home / 116,071.07-174,106.66-76,618.96

Finding the Fourth Proportional to 116,071.07, 174,106.66 and 76,618.96

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Solution

The fourth proportional to 116,071.07, 174,106.66 and 76,618.96 is: 114,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,071.07 : 174,106.66 = 76,618.96 : x
  2. Step 2: Convert to fraction form
    116,071.07/174,106.66 = 76,618.96/x
  3. Step 3: Cross multiply
    116,071.07x = 174,106.66 × 76,618.96
  4. Step 4: Simplify right side
    116,071.07x = 13,339,871,218.27
  5. Step 5: Solve for x
    x = 13,339,871,218.27/116,071.07
  6. Step 6: Final answer
    x = 114,928.48

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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.