Home / 147,636.86-221,501.88-112,267.58

Finding the Fourth Proportional to 147,636.86, 221,501.88 and 112,267.58

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Solution

The fourth proportional to 147,636.86, 221,501.88 and 112,267.58 is: 168,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,636.86 : 221,501.88 = 112,267.58 : x
  2. Step 2: Convert to fraction form
    147,636.86/221,501.88 = 112,267.58/x
  3. Step 3: Cross multiply
    147,636.86x = 221,501.88 × 112,267.58
  4. Step 4: Simplify right side
    147,636.86x = 24,867,478,925.54
  5. Step 5: Solve for x
    x = 24,867,478,925.54/147,636.86
  6. Step 6: Final answer
    x = 168,436.80

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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.