Home / 100,737.88-151,038.64-56,395.24

Finding the Fourth Proportional to 100,737.88, 151,038.64 and 56,395.24

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Solution

The fourth proportional to 100,737.88, 151,038.64 and 56,395.24 is: 84,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,737.88 : 151,038.64 = 56,395.24 : x
  2. Step 2: Convert to fraction form
    100,737.88/151,038.64 = 56,395.24/x
  3. Step 3: Cross multiply
    100,737.88x = 151,038.64 × 56,395.24
  4. Step 4: Simplify right side
    100,737.88x = 8,517,860,352.07
  5. Step 5: Solve for x
    x = 8,517,860,352.07/100,737.88
  6. Step 6: Final answer
    x = 84,554.69

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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.