Home / 94,389.51-130,257.45-51,948.08

Finding the Fourth Proportional to 94,389.51, 130,257.45 and 51,948.08

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Solution

The fourth proportional to 94,389.51, 130,257.45 and 51,948.08 is: 71,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,389.51 : 130,257.45 = 51,948.08 : x
  2. Step 2: Convert to fraction form
    94,389.51/130,257.45 = 51,948.08/x
  3. Step 3: Cross multiply
    94,389.51x = 130,257.45 × 51,948.08
  4. Step 4: Simplify right side
    94,389.51x = 6,766,623,781.91
  5. Step 5: Solve for x
    x = 6,766,623,781.91/94,389.51
  6. Step 6: Final answer
    x = 71,688.30

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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.