Home / 118,802.15-178,186.47-30,050.18

Finding the Fourth Proportional to 118,802.15, 178,186.47 and 30,050.18

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Solution

The fourth proportional to 118,802.15, 178,186.47 and 30,050.18 is: 45,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,802.15 : 178,186.47 = 30,050.18 : x
  2. Step 2: Convert to fraction form
    118,802.15/178,186.47 = 30,050.18/x
  3. Step 3: Cross multiply
    118,802.15x = 178,186.47 × 30,050.18
  4. Step 4: Simplify right side
    118,802.15x = 5,354,534,606.13
  5. Step 5: Solve for x
    x = 5,354,534,606.13/118,802.15
  6. Step 6: Final answer
    x = 45,071.03

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1.5x scale

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.