Home / 175,648.64-263,509.40-70,475.81

Finding the Fourth Proportional to 175,648.64, 263,509.40 and 70,475.81

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Solution

The fourth proportional to 175,648.64, 263,509.40 and 70,475.81 is: 105,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,648.64 : 263,509.40 = 70,475.81 : x
  2. Step 2: Convert to fraction form
    175,648.64/263,509.40 = 70,475.81/x
  3. Step 3: Cross multiply
    175,648.64x = 263,509.40 × 70,475.81
  4. Step 4: Simplify right side
    175,648.64x = 18,571,037,266.26
  5. Step 5: Solve for x
    x = 18,571,037,266.26/175,648.64
  6. Step 6: Final answer
    x = 105,728.33

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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.