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Finding the Fourth Proportional to 93,038.32, 139,557.88 and 29,868.04

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Solution

The fourth proportional to 93,038.32, 139,557.88 and 29,868.04 is: 44,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,038.32 : 139,557.88 = 29,868.04 : x
  2. Step 2: Convert to fraction form
    93,038.32/139,557.88 = 29,868.04/x
  3. Step 3: Cross multiply
    93,038.32x = 139,557.88 × 29,868.04
  4. Step 4: Simplify right side
    93,038.32x = 4,168,319,644.37
  5. Step 5: Solve for x
    x = 4,168,319,644.37/93,038.32
  6. Step 6: Final answer
    x = 44,802.18

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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.