Home / 94,328.58-130,172.76-51,886.20

Finding the Fourth Proportional to 94,328.58, 130,172.76 and 51,886.20

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Solution

The fourth proportional to 94,328.58, 130,172.76 and 51,886.20 is: 71,602.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,328.58 : 130,172.76 = 51,886.20 : x
  2. Step 2: Convert to fraction form
    94,328.58/130,172.76 = 51,886.20/x
  3. Step 3: Cross multiply
    94,328.58x = 130,172.76 × 51,886.20
  4. Step 4: Simplify right side
    94,328.58x = 6,754,169,859.91
  5. Step 5: Solve for x
    x = 6,754,169,859.91/94,328.58
  6. Step 6: Final answer
    x = 71,602.58

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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.