Home / 155,423.63-214,465.58-98,041.41

Finding the Fourth Proportional to 155,423.63, 214,465.58 and 98,041.41

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Solution

The fourth proportional to 155,423.63, 214,465.58 and 98,041.41 is: 135,285.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,423.63 : 214,465.58 = 98,041.41 : x
  2. Step 2: Convert to fraction form
    155,423.63/214,465.58 = 98,041.41/x
  3. Step 3: Cross multiply
    155,423.63x = 214,465.58 × 98,041.41
  4. Step 4: Simplify right side
    155,423.63x = 21,026,507,568.61
  5. Step 5: Solve for x
    x = 21,026,507,568.61/155,423.63
  6. Step 6: Final answer
    x = 135,285.14

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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.