Home / 104,477.04-156,714.84-42,146.64

Finding the Fourth Proportional to 104,477.04, 156,714.84 and 42,146.64

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Solution

The fourth proportional to 104,477.04, 156,714.84 and 42,146.64 is: 63,219.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,477.04 : 156,714.84 = 42,146.64 : x
  2. Step 2: Convert to fraction form
    104,477.04/156,714.84 = 42,146.64/x
  3. Step 3: Cross multiply
    104,477.04x = 156,714.84 × 42,146.64
  4. Step 4: Simplify right side
    104,477.04x = 6,605,003,944.14
  5. Step 5: Solve for x
    x = 6,605,003,944.14/104,477.04
  6. Step 6: Final answer
    x = 63,219.67

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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.