Home / 116,328.23-160,632.75-112,566.59

Finding the Fourth Proportional to 116,328.23, 160,632.75 and 112,566.59

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Solution

The fourth proportional to 116,328.23, 160,632.75 and 112,566.59 is: 155,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,328.23 : 160,632.75 = 112,566.59 : x
  2. Step 2: Convert to fraction form
    116,328.23/160,632.75 = 112,566.59/x
  3. Step 3: Cross multiply
    116,328.23x = 160,632.75 × 112,566.59
  4. Step 4: Simplify right side
    116,328.23x = 18,081,880,106.66
  5. Step 5: Solve for x
    x = 18,081,880,106.66/116,328.23
  6. Step 6: Final answer
    x = 155,438.46

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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.