Home / 176,710.37-265,059.18-76,870.64

Finding the Fourth Proportional to 176,710.37, 265,059.18 and 76,870.64

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Solution

The fourth proportional to 176,710.37, 265,059.18 and 76,870.64 is: 115,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,710.37 : 265,059.18 = 76,870.64 : x
  2. Step 2: Convert to fraction form
    176,710.37/265,059.18 = 76,870.64/x
  3. Step 3: Cross multiply
    176,710.37x = 265,059.18 × 76,870.64
  4. Step 4: Simplify right side
    176,710.37x = 20,375,268,804.48
  5. Step 5: Solve for x
    x = 20,375,268,804.48/176,710.37
  6. Step 6: Final answer
    x = 115,303.19

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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.