Home / 248,150.40-372,225.60-70,663.20

Finding the Fourth Proportional to 248,150.40, 372,225.60 and 70,663.20

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Solution

The fourth proportional to 248,150.40, 372,225.60 and 70,663.20 is: 105,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,150.40 : 372,225.60 = 70,663.20 : x
  2. Step 2: Convert to fraction form
    248,150.40/372,225.60 = 70,663.20/x
  3. Step 3: Cross multiply
    248,150.40x = 372,225.60 × 70,663.20
  4. Step 4: Simplify right side
    248,150.40x = 26,302,652,017.92
  5. Step 5: Solve for x
    x = 26,302,652,017.92/248,150.40
  6. Step 6: Final answer
    x = 105,994.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.