Home / 90,193.07-124,457.96-61,062.18

Finding the Fourth Proportional to 90,193.07, 124,457.96 and 61,062.18

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Solution

The fourth proportional to 90,193.07, 124,457.96 and 61,062.18 is: 84,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,193.07 : 124,457.96 = 61,062.18 : x
  2. Step 2: Convert to fraction form
    90,193.07/124,457.96 = 61,062.18/x
  3. Step 3: Cross multiply
    90,193.07x = 124,457.96 × 61,062.18
  4. Step 4: Simplify right side
    90,193.07x = 7,599,674,279.63
  5. Step 5: Solve for x
    x = 7,599,674,279.63/90,193.07
  6. Step 6: Final answer
    x = 84,260.07

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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.