Home / 53,948.55-74,279.57-45,866.28

Finding the Fourth Proportional to 53,948.55, 74,279.57 and 45,866.28

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Solution

The fourth proportional to 53,948.55, 74,279.57 and 45,866.28 is: 63,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,948.55 : 74,279.57 = 45,866.28 : x
  2. Step 2: Convert to fraction form
    53,948.55/74,279.57 = 45,866.28/x
  3. Step 3: Cross multiply
    53,948.55x = 74,279.57 × 45,866.28
  4. Step 4: Simplify right side
    53,948.55x = 3,406,927,326.57
  5. Step 5: Solve for x
    x = 3,406,927,326.57/53,948.55
  6. Step 6: Final answer
    x = 63,151.42

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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.