Home / 207,030.03-310,545.11-64,886.33

Finding the Fourth Proportional to 207,030.03, 310,545.11 and 64,886.33

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Solution

The fourth proportional to 207,030.03, 310,545.11 and 64,886.33 is: 97,329.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,030.03 : 310,545.11 = 64,886.33 : x
  2. Step 2: Convert to fraction form
    207,030.03/310,545.11 = 64,886.33/x
  3. Step 3: Cross multiply
    207,030.03x = 310,545.11 × 64,886.33
  4. Step 4: Simplify right side
    207,030.03x = 20,150,133,042.58
  5. Step 5: Solve for x
    x = 20,150,133,042.58/207,030.03
  6. Step 6: Final answer
    x = 97,329.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.