Home / 70,852.17-97,748.21-40,621.35

Finding the Fourth Proportional to 70,852.17, 97,748.21 and 40,621.35

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Solution

The fourth proportional to 70,852.17, 97,748.21 and 40,621.35 is: 56,041.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,852.17 : 97,748.21 = 40,621.35 : x
  2. Step 2: Convert to fraction form
    70,852.17/97,748.21 = 40,621.35/x
  3. Step 3: Cross multiply
    70,852.17x = 97,748.21 × 40,621.35
  4. Step 4: Simplify right side
    70,852.17x = 3,970,664,047.18
  5. Step 5: Solve for x
    x = 3,970,664,047.18/70,852.17
  6. Step 6: Final answer
    x = 56,041.53

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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.