Home / 102,495.24-141,443.55-57,176.10

Finding the Fourth Proportional to 102,495.24, 141,443.55 and 57,176.10

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Solution

The fourth proportional to 102,495.24, 141,443.55 and 57,176.10 is: 78,903.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,495.24 : 141,443.55 = 57,176.10 : x
  2. Step 2: Convert to fraction form
    102,495.24/141,443.55 = 57,176.10/x
  3. Step 3: Cross multiply
    102,495.24x = 141,443.55 × 57,176.10
  4. Step 4: Simplify right side
    102,495.24x = 8,087,190,559.16
  5. Step 5: Solve for x
    x = 8,087,190,559.16/102,495.24
  6. Step 6: Final answer
    x = 78,903.08

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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.