Home / 180,087.21-248,535.32-99,530.46

Finding the Fourth Proportional to 180,087.21, 248,535.32 and 99,530.46

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Solution

The fourth proportional to 180,087.21, 248,535.32 and 99,530.46 is: 137,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,087.21 : 248,535.32 = 99,530.46 : x
  2. Step 2: Convert to fraction form
    180,087.21/248,535.32 = 99,530.46/x
  3. Step 3: Cross multiply
    180,087.21x = 248,535.32 × 99,530.46
  4. Step 4: Simplify right side
    180,087.21x = 24,736,834,228.19
  5. Step 5: Solve for x
    x = 24,736,834,228.19/180,087.21
  6. Step 6: Final answer
    x = 137,360.31

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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.