Home / 291,552.08-402,342.60-169,068.20

Finding the Fourth Proportional to 291,552.08, 402,342.60 and 169,068.20

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Solution

The fourth proportional to 291,552.08, 402,342.60 and 169,068.20 is: 233,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,552.08 : 402,342.60 = 169,068.20 : x
  2. Step 2: Convert to fraction form
    291,552.08/402,342.60 = 169,068.20/x
  3. Step 3: Cross multiply
    291,552.08x = 402,342.60 × 169,068.20
  4. Step 4: Simplify right side
    291,552.08x = 68,023,339,165.32
  5. Step 5: Solve for x
    x = 68,023,339,165.32/291,552.08
  6. Step 6: Final answer
    x = 233,314.54

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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.