Home / 112,271.86-154,924.14-61,967.62

Finding the Fourth Proportional to 112,271.86, 154,924.14 and 61,967.62

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Solution

The fourth proportional to 112,271.86, 154,924.14 and 61,967.62 is: 85,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,271.86 : 154,924.14 = 61,967.62 : x
  2. Step 2: Convert to fraction form
    112,271.86/154,924.14 = 61,967.62/x
  3. Step 3: Cross multiply
    112,271.86x = 154,924.14 × 61,967.62
  4. Step 4: Simplify right side
    112,271.86x = 9,600,280,236.35
  5. Step 5: Solve for x
    x = 9,600,280,236.35/112,271.86
  6. Step 6: Final answer
    x = 85,509.23

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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.