Home / 116,393.10-160,481.56-90,559.16

Finding the Fourth Proportional to 116,393.10, 160,481.56 and 90,559.16

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Solution

The fourth proportional to 116,393.10, 160,481.56 and 90,559.16 is: 124,862.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,393.10 : 160,481.56 = 90,559.16 : x
  2. Step 2: Convert to fraction form
    116,393.10/160,481.56 = 90,559.16/x
  3. Step 3: Cross multiply
    116,393.10x = 160,481.56 × 90,559.16
  4. Step 4: Simplify right side
    116,393.10x = 14,533,075,269.09
  5. Step 5: Solve for x
    x = 14,533,075,269.09/116,393.10
  6. Step 6: Final answer
    x = 124,862.00

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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.