Home / 112,887.67-169,433.03-60,342.07

Finding the Fourth Proportional to 112,887.67, 169,433.03 and 60,342.07

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Solution

The fourth proportional to 112,887.67, 169,433.03 and 60,342.07 is: 90,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,887.67 : 169,433.03 = 60,342.07 : x
  2. Step 2: Convert to fraction form
    112,887.67/169,433.03 = 60,342.07/x
  3. Step 3: Cross multiply
    112,887.67x = 169,433.03 × 60,342.07
  4. Step 4: Simplify right side
    112,887.67x = 10,223,939,756.57
  5. Step 5: Solve for x
    x = 10,223,939,756.57/112,887.67
  6. Step 6: Final answer
    x = 90,567.37

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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.