Home / 146,805.47-202,588.20-85,547.83

Finding the Fourth Proportional to 146,805.47, 202,588.20 and 85,547.83

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Solution

The fourth proportional to 146,805.47, 202,588.20 and 85,547.83 is: 118,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,805.47 : 202,588.20 = 85,547.83 : x
  2. Step 2: Convert to fraction form
    146,805.47/202,588.20 = 85,547.83/x
  3. Step 3: Cross multiply
    146,805.47x = 202,588.20 × 85,547.83
  4. Step 4: Simplify right side
    146,805.47x = 17,330,980,893.61
  5. Step 5: Solve for x
    x = 17,330,980,893.61/146,805.47
  6. Step 6: Final answer
    x = 118,054.05

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1.5x scale

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.