Home / 213,848.09-295,079.47-118,354.56

Finding the Fourth Proportional to 213,848.09, 295,079.47 and 118,354.56

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Solution

The fourth proportional to 213,848.09, 295,079.47 and 118,354.56 is: 163,312.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,848.09 : 295,079.47 = 118,354.56 : x
  2. Step 2: Convert to fraction form
    213,848.09/295,079.47 = 118,354.56/x
  3. Step 3: Cross multiply
    213,848.09x = 295,079.47 × 118,354.56
  4. Step 4: Simplify right side
    213,848.09x = 34,924,000,836.88
  5. Step 5: Solve for x
    x = 34,924,000,836.88/213,848.09
  6. Step 6: Final answer
    x = 163,312.19

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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.