Home / 117,842.16-162,625.58-64,130.58

Finding the Fourth Proportional to 117,842.16, 162,625.58 and 64,130.58

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Solution

The fourth proportional to 117,842.16, 162,625.58 and 64,130.58 is: 88,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,842.16 : 162,625.58 = 64,130.58 : x
  2. Step 2: Convert to fraction form
    117,842.16/162,625.58 = 64,130.58/x
  3. Step 3: Cross multiply
    117,842.16x = 162,625.58 × 64,130.58
  4. Step 4: Simplify right side
    117,842.16x = 10,429,272,768.24
  5. Step 5: Solve for x
    x = 10,429,272,768.24/117,842.16
  6. Step 6: Final answer
    x = 88,502.05

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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.