Home / 72,876.04-100,569.27-41,045.47

Finding the Fourth Proportional to 72,876.04, 100,569.27 and 41,045.47

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Solution

The fourth proportional to 72,876.04, 100,569.27 and 41,045.47 is: 56,642.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,876.04 : 100,569.27 = 41,045.47 : x
  2. Step 2: Convert to fraction form
    72,876.04/100,569.27 = 41,045.47/x
  3. Step 3: Cross multiply
    72,876.04x = 100,569.27 × 41,045.47
  4. Step 4: Simplify right side
    72,876.04x = 4,127,912,954.71
  5. Step 5: Solve for x
    x = 4,127,912,954.71/72,876.04
  6. Step 6: Final answer
    x = 56,642.94

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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.