Home / 70,330.48-97,053.63-40,125.58

Finding the Fourth Proportional to 70,330.48, 97,053.63 and 40,125.58

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Solution

The fourth proportional to 70,330.48, 97,053.63 and 40,125.58 is: 55,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,330.48 : 97,053.63 = 40,125.58 : x
  2. Step 2: Convert to fraction form
    70,330.48/97,053.63 = 40,125.58/x
  3. Step 3: Cross multiply
    70,330.48x = 97,053.63 × 40,125.58
  4. Step 4: Simplify right side
    70,330.48x = 3,894,333,194.86
  5. Step 5: Solve for x
    x = 3,894,333,194.86/70,330.48
  6. Step 6: Final answer
    x = 55,371.91

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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.