Home / 160,047.09-240,065.47-47,728.24

Finding the Fourth Proportional to 160,047.09, 240,065.47 and 47,728.24

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Solution

The fourth proportional to 160,047.09, 240,065.47 and 47,728.24 is: 71,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,047.09 : 240,065.47 = 47,728.24 : x
  2. Step 2: Convert to fraction form
    160,047.09/240,065.47 = 47,728.24/x
  3. Step 3: Cross multiply
    160,047.09x = 240,065.47 × 47,728.24
  4. Step 4: Simplify right side
    160,047.09x = 11,457,901,827.37
  5. Step 5: Solve for x
    x = 11,457,901,827.37/160,047.09
  6. Step 6: Final answer
    x = 71,590.82

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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.