Home / 286,582.32-395,475.30-164,070.60

Finding the Fourth Proportional to 286,582.32, 395,475.30 and 164,070.60

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Solution

The fourth proportional to 286,582.32, 395,475.30 and 164,070.60 is: 226,412.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,582.32 : 395,475.30 = 164,070.60 : x
  2. Step 2: Convert to fraction form
    286,582.32/395,475.30 = 164,070.60/x
  3. Step 3: Cross multiply
    286,582.32x = 395,475.30 × 164,070.60
  4. Step 4: Simplify right side
    286,582.32x = 64,885,869,756.18
  5. Step 5: Solve for x
    x = 64,885,869,756.18/286,582.32
  6. Step 6: Final answer
    x = 226,412.68

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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.