Home / 134,376.71-201,547.65-55,480.28

Finding the Fourth Proportional to 134,376.71, 201,547.65 and 55,480.28

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Solution

The fourth proportional to 134,376.71, 201,547.65 and 55,480.28 is: 83,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,376.71 : 201,547.65 = 55,480.28 : x
  2. Step 2: Convert to fraction form
    134,376.71/201,547.65 = 55,480.28/x
  3. Step 3: Cross multiply
    134,376.71x = 201,547.65 × 55,480.28
  4. Step 4: Simplify right side
    134,376.71x = 11,181,920,055.34
  5. Step 5: Solve for x
    x = 11,181,920,055.34/134,376.71
  6. Step 6: Final answer
    x = 83,213.23

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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.