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Finding the Fourth Proportional to 163,336, 245,004 and 52,528

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Solution

The fourth proportional to 163,336, 245,004 and 52,528 is: 78,792

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,336 : 245,004 = 52,528 : x
  2. Step 2: Convert to fraction form
    163,336/245,004 = 52,528/x
  3. Step 3: Cross multiply
    163,336x = 245,004 × 52,528
  4. Step 4: Simplify right side
    163,336x = 12,869,570,112
  5. Step 5: Solve for x
    x = 12,869,570,112/163,336
  6. Step 6: Final answer
    x = 78,792

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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.