Home / 90,341.76-124,666.41-50,053.13

Finding the Fourth Proportional to 90,341.76, 124,666.41 and 50,053.13

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Solution

The fourth proportional to 90,341.76, 124,666.41 and 50,053.13 is: 69,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,341.76 : 124,666.41 = 50,053.13 : x
  2. Step 2: Convert to fraction form
    90,341.76/124,666.41 = 50,053.13/x
  3. Step 3: Cross multiply
    90,341.76x = 124,666.41 × 50,053.13
  4. Step 4: Simplify right side
    90,341.76x = 6,239,943,403.03
  5. Step 5: Solve for x
    x = 6,239,943,403.03/90,341.76
  6. Step 6: Final answer
    x = 69,070.42

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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.