Home / 93,565.64-129,075.48-68,032.40

Finding the Fourth Proportional to 93,565.64, 129,075.48 and 68,032.40

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Solution

The fourth proportional to 93,565.64, 129,075.48 and 68,032.40 is: 93,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,565.64 : 129,075.48 = 68,032.40 : x
  2. Step 2: Convert to fraction form
    93,565.64/129,075.48 = 68,032.40/x
  3. Step 3: Cross multiply
    93,565.64x = 129,075.48 × 68,032.40
  4. Step 4: Simplify right side
    93,565.64x = 8,781,314,685.55
  5. Step 5: Solve for x
    x = 8,781,314,685.55/93,565.64
  6. Step 6: Final answer
    x = 93,851.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.