Home / 163,447.05-245,152.35-56,812.58

Finding the Fourth Proportional to 163,447.05, 245,152.35 and 56,812.58

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Solution

The fourth proportional to 163,447.05, 245,152.35 and 56,812.58 is: 85,212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,447.05 : 245,152.35 = 56,812.58 : x
  2. Step 2: Convert to fraction form
    163,447.05/245,152.35 = 56,812.58/x
  3. Step 3: Cross multiply
    163,447.05x = 245,152.35 × 56,812.58
  4. Step 4: Simplify right side
    163,447.05x = 13,927,737,496.56
  5. Step 5: Solve for x
    x = 13,927,737,496.56/163,447.05
  6. Step 6: Final answer
    x = 85,212.54

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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.