Home / 91,256.58-136,838.10-48,586.23

Finding the Fourth Proportional to 91,256.58, 136,838.10 and 48,586.23

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Solution

The fourth proportional to 91,256.58, 136,838.10 and 48,586.23 is: 72,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,256.58 : 136,838.10 = 48,586.23 : x
  2. Step 2: Convert to fraction form
    91,256.58/136,838.10 = 48,586.23/x
  3. Step 3: Cross multiply
    91,256.58x = 136,838.10 × 48,586.23
  4. Step 4: Simplify right side
    91,256.58x = 6,648,447,399.36
  5. Step 5: Solve for x
    x = 6,648,447,399.36/91,256.58
  6. Step 6: Final answer
    x = 72,854.44

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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.