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Finding the Fourth Proportional to 147,357.16, 220,989.26 and 63,095.08

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Solution

The fourth proportional to 147,357.16, 220,989.26 and 63,095.08 is: 94,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,357.16 : 220,989.26 = 63,095.08 : x
  2. Step 2: Convert to fraction form
    147,357.16/220,989.26 = 63,095.08/x
  3. Step 3: Cross multiply
    147,357.16x = 220,989.26 × 63,095.08
  4. Step 4: Simplify right side
    147,357.16x = 13,943,335,038.84
  5. Step 5: Solve for x
    x = 13,943,335,038.84/147,357.16
  6. Step 6: Final answer
    x = 94,622.72

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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.