Home / 145,574.06-218,358.64-65,567.52

Finding the Fourth Proportional to 145,574.06, 218,358.64 and 65,567.52

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Solution

The fourth proportional to 145,574.06, 218,358.64 and 65,567.52 is: 98,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,574.06 : 218,358.64 = 65,567.52 : x
  2. Step 2: Convert to fraction form
    145,574.06/218,358.64 = 65,567.52/x
  3. Step 3: Cross multiply
    145,574.06x = 218,358.64 × 65,567.52
  4. Step 4: Simplify right side
    145,574.06x = 14,317,234,495.37
  5. Step 5: Solve for x
    x = 14,317,234,495.37/145,574.06
  6. Step 6: Final answer
    x = 98,350.18

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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.