Home / 160,421.21-240,868.37-89,482.46

Finding the Fourth Proportional to 160,421.21, 240,868.37 and 89,482.46

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Solution

The fourth proportional to 160,421.21, 240,868.37 and 89,482.46 is: 134,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,421.21 : 240,868.37 = 89,482.46 : x
  2. Step 2: Convert to fraction form
    160,421.21/240,868.37 = 89,482.46/x
  3. Step 3: Cross multiply
    160,421.21x = 240,868.37 × 89,482.46
  4. Step 4: Simplify right side
    160,421.21x = 21,553,493,303.15
  5. Step 5: Solve for x
    x = 21,553,493,303.15/160,421.21
  6. Step 6: Final answer
    x = 134,355.63

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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.