Home / 124,040.72-171,171.02-70,329.36

Finding the Fourth Proportional to 124,040.72, 171,171.02 and 70,329.36

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Solution

The fourth proportional to 124,040.72, 171,171.02 and 70,329.36 is: 97,051.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,040.72 : 171,171.02 = 70,329.36 : x
  2. Step 2: Convert to fraction form
    124,040.72/171,171.02 = 70,329.36/x
  3. Step 3: Cross multiply
    124,040.72x = 171,171.02 × 70,329.36
  4. Step 4: Simplify right side
    124,040.72x = 12,038,349,104.86
  5. Step 5: Solve for x
    x = 12,038,349,104.86/124,040.72
  6. Step 6: Final answer
    x = 97,051.59

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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.