Home / 112,802.66-169,225.33-45,339.94

Finding the Fourth Proportional to 112,802.66, 169,225.33 and 45,339.94

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Solution

The fourth proportional to 112,802.66, 169,225.33 and 45,339.94 is: 68,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,802.66 : 169,225.33 = 45,339.94 : x
  2. Step 2: Convert to fraction form
    112,802.66/169,225.33 = 45,339.94/x
  3. Step 3: Cross multiply
    112,802.66x = 169,225.33 × 45,339.94
  4. Step 4: Simplify right side
    112,802.66x = 7,672,666,308.68
  5. Step 5: Solve for x
    x = 7,672,666,308.68/112,802.66
  6. Step 6: Final answer
    x = 68,018.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.