Home / 162,038.48-223,625.70-89,455.58

Finding the Fourth Proportional to 162,038.48, 223,625.70 and 89,455.58

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Solution

The fourth proportional to 162,038.48, 223,625.70 and 89,455.58 is: 123,455.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,038.48 : 223,625.70 = 89,455.58 : x
  2. Step 2: Convert to fraction form
    162,038.48/223,625.70 = 89,455.58/x
  3. Step 3: Cross multiply
    162,038.48x = 223,625.70 × 89,455.58
  4. Step 4: Simplify right side
    162,038.48x = 20,004,566,696.41
  5. Step 5: Solve for x
    x = 20,004,566,696.41/162,038.48
  6. Step 6: Final answer
    x = 123,455.66

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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.