Home / 149,113.86-223,710.78-64,892.16

Finding the Fourth Proportional to 149,113.86, 223,710.78 and 64,892.16

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Solution

The fourth proportional to 149,113.86, 223,710.78 and 64,892.16 is: 97,355.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,113.86 : 223,710.78 = 64,892.16 : x
  2. Step 2: Convert to fraction form
    149,113.86/223,710.78 = 64,892.16/x
  3. Step 3: Cross multiply
    149,113.86x = 223,710.78 × 64,892.16
  4. Step 4: Simplify right side
    149,113.86x = 14,517,075,729.48
  5. Step 5: Solve for x
    x = 14,517,075,729.48/149,113.86
  6. Step 6: Final answer
    x = 97,355.64

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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.