Home / 97,106.28-134,001.37-53,490.29

Finding the Fourth Proportional to 97,106.28, 134,001.37 and 53,490.29

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Solution

The fourth proportional to 97,106.28, 134,001.37 and 53,490.29 is: 73,813.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,106.28 : 134,001.37 = 53,490.29 : x
  2. Step 2: Convert to fraction form
    97,106.28/134,001.37 = 53,490.29/x
  3. Step 3: Cross multiply
    97,106.28x = 134,001.37 × 53,490.29
  4. Step 4: Simplify right side
    97,106.28x = 7,167,771,471.69
  5. Step 5: Solve for x
    x = 7,167,771,471.69/97,106.28
  6. Step 6: Final answer
    x = 73,813.68

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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.