Home / 94,539.15-130,414.05-56,271.51

Finding the Fourth Proportional to 94,539.15, 130,414.05 and 56,271.51

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Solution

The fourth proportional to 94,539.15, 130,414.05 and 56,271.51 is: 77,624.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,539.15 : 130,414.05 = 56,271.51 : x
  2. Step 2: Convert to fraction form
    94,539.15/130,414.05 = 56,271.51/x
  3. Step 3: Cross multiply
    94,539.15x = 130,414.05 × 56,271.51
  4. Step 4: Simplify right side
    94,539.15x = 7,338,595,518.72
  5. Step 5: Solve for x
    x = 7,338,595,518.72/94,539.15
  6. Step 6: Final answer
    x = 77,624.94

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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.