Home / 96,774.84-133,547.31-54,333.36

Finding the Fourth Proportional to 96,774.84, 133,547.31 and 54,333.36

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Solution

The fourth proportional to 96,774.84, 133,547.31 and 54,333.36 is: 74,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,774.84 : 133,547.31 = 54,333.36 : x
  2. Step 2: Convert to fraction form
    96,774.84/133,547.31 = 54,333.36/x
  3. Step 3: Cross multiply
    96,774.84x = 133,547.31 × 54,333.36
  4. Step 4: Simplify right side
    96,774.84x = 7,256,074,071.26
  5. Step 5: Solve for x
    x = 7,256,074,071.26/96,774.84
  6. Step 6: Final answer
    x = 74,978.93

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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.