Home / 97,160.40-134,050.32-54,710.72

Finding the Fourth Proportional to 97,160.40, 134,050.32 and 54,710.72

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Solution

The fourth proportional to 97,160.40, 134,050.32 and 54,710.72 is: 75,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,160.40 : 134,050.32 = 54,710.72 : x
  2. Step 2: Convert to fraction form
    97,160.40/134,050.32 = 54,710.72/x
  3. Step 3: Cross multiply
    97,160.40x = 134,050.32 × 54,710.72
  4. Step 4: Simplify right side
    97,160.40x = 7,333,989,523.43
  5. Step 5: Solve for x
    x = 7,333,989,523.43/97,160.40
  6. Step 6: Final answer
    x = 75,483.32

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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.