Home / 97,573.36-134,649.48-55,130.98

Finding the Fourth Proportional to 97,573.36, 134,649.48 and 55,130.98

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Solution

The fourth proportional to 97,573.36, 134,649.48 and 55,130.98 is: 76,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,573.36 : 134,649.48 = 55,130.98 : x
  2. Step 2: Convert to fraction form
    97,573.36/134,649.48 = 55,130.98/x
  3. Step 3: Cross multiply
    97,573.36x = 134,649.48 × 55,130.98
  4. Step 4: Simplify right side
    97,573.36x = 7,423,357,452.27
  5. Step 5: Solve for x
    x = 7,423,357,452.27/97,573.36
  6. Step 6: Final answer
    x = 76,079.76

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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.