Home / 292,749.16-403,994.10-158,613.16

Finding the Fourth Proportional to 292,749.16, 403,994.10 and 158,613.16

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Solution

The fourth proportional to 292,749.16, 403,994.10 and 158,613.16 is: 218,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,749.16 : 403,994.10 = 158,613.16 : x
  2. Step 2: Convert to fraction form
    292,749.16/403,994.10 = 158,613.16/x
  3. Step 3: Cross multiply
    292,749.16x = 403,994.10 × 158,613.16
  4. Step 4: Simplify right side
    292,749.16x = 64,078,780,822.36
  5. Step 5: Solve for x
    x = 64,078,780,822.36/292,749.16
  6. Step 6: Final answer
    x = 218,886.30

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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.