Home / 219,026.16-302,256.36-118,424.16

Finding the Fourth Proportional to 219,026.16, 302,256.36 and 118,424.16

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Solution

The fourth proportional to 219,026.16, 302,256.36 and 118,424.16 is: 163,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,026.16 : 302,256.36 = 118,424.16 : x
  2. Step 2: Convert to fraction form
    219,026.16/302,256.36 = 118,424.16/x
  3. Step 3: Cross multiply
    219,026.16x = 302,256.36 × 118,424.16
  4. Step 4: Simplify right side
    219,026.16x = 35,794,455,537.66
  5. Step 5: Solve for x
    x = 35,794,455,537.66/219,026.16
  6. Step 6: Final answer
    x = 163,425.48

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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.