Home / 116,000.00-160,065.77-70,661.51

Finding the Fourth Proportional to 116,000.00, 160,065.77 and 70,661.51

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Solution

The fourth proportional to 116,000.00, 160,065.77 and 70,661.51 is: 97,504.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,000.00 : 160,065.77 = 70,661.51 : x
  2. Step 2: Convert to fraction form
    116,000.00/160,065.77 = 70,661.51/x
  3. Step 3: Cross multiply
    116,000.00x = 160,065.77 × 70,661.51
  4. Step 4: Simplify right side
    116,000.00x = 11,310,489,751.96
  5. Step 5: Solve for x
    x = 11,310,489,751.96/116,000.00
  6. Step 6: Final answer
    x = 97,504.22

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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.