Home / 94,113.36-129,870.54-51,668.28

Finding the Fourth Proportional to 94,113.36, 129,870.54 and 51,668.28

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Solution

The fourth proportional to 94,113.36, 129,870.54 and 51,668.28 is: 71,298.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,113.36 : 129,870.54 = 51,668.28 : x
  2. Step 2: Convert to fraction form
    94,113.36/129,870.54 = 51,668.28/x
  3. Step 3: Cross multiply
    94,113.36x = 129,870.54 × 51,668.28
  4. Step 4: Simplify right side
    94,113.36x = 6,710,187,424.47
  5. Step 5: Solve for x
    x = 6,710,187,424.47/94,113.36
  6. Step 6: Final answer
    x = 71,298.99

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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.