Home / 80,525.82-111,117.51-47,011.26

Finding the Fourth Proportional to 80,525.82, 111,117.51 and 47,011.26

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Solution

The fourth proportional to 80,525.82, 111,117.51 and 47,011.26 is: 64,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,525.82 : 111,117.51 = 47,011.26 : x
  2. Step 2: Convert to fraction form
    80,525.82/111,117.51 = 47,011.26/x
  3. Step 3: Cross multiply
    80,525.82x = 111,117.51 × 47,011.26
  4. Step 4: Simplify right side
    80,525.82x = 5,223,774,153.16
  5. Step 5: Solve for x
    x = 5,223,774,153.16/80,525.82
  6. Step 6: Final answer
    x = 64,870.80

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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.