Home / 145,847.60-218,802.36-46,036.64

Finding the Fourth Proportional to 145,847.60, 218,802.36 and 46,036.64

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Solution

The fourth proportional to 145,847.60, 218,802.36 and 46,036.64 is: 69,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,847.60 : 218,802.36 = 46,036.64 : x
  2. Step 2: Convert to fraction form
    145,847.60/218,802.36 = 46,036.64/x
  3. Step 3: Cross multiply
    145,847.60x = 218,802.36 × 46,036.64
  4. Step 4: Simplify right side
    145,847.60x = 10,072,925,478.47
  5. Step 5: Solve for x
    x = 10,072,925,478.47/145,847.60
  6. Step 6: Final answer
    x = 69,064.73

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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.