Home / 97,320.71-134,290.55-57,025.23

Finding the Fourth Proportional to 97,320.71, 134,290.55 and 57,025.23

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Solution

The fourth proportional to 97,320.71, 134,290.55 and 57,025.23 is: 78,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,320.71 : 134,290.55 = 57,025.23 : x
  2. Step 2: Convert to fraction form
    97,320.71/134,290.55 = 57,025.23/x
  3. Step 3: Cross multiply
    97,320.71x = 134,290.55 × 57,025.23
  4. Step 4: Simplify right side
    97,320.71x = 7,657,949,215.45
  5. Step 5: Solve for x
    x = 7,657,949,215.45/97,320.71
  6. Step 6: Final answer
    x = 78,687.77

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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.