Home / 147,328.16-220,992.05-47,503.15

Finding the Fourth Proportional to 147,328.16, 220,992.05 and 47,503.15

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Solution

The fourth proportional to 147,328.16, 220,992.05 and 47,503.15 is: 71,254.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,328.16 : 220,992.05 = 47,503.15 : x
  2. Step 2: Convert to fraction form
    147,328.16/220,992.05 = 47,503.15/x
  3. Step 3: Cross multiply
    147,328.16x = 220,992.05 × 47,503.15
  4. Step 4: Simplify right side
    147,328.16x = 10,497,818,066.24
  5. Step 5: Solve for x
    x = 10,497,818,066.24/147,328.16
  6. Step 6: Final answer
    x = 71,254.66

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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.