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Finding the Fourth Proportional to 96,903.18, 144,484.47 and 93,203.51

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Solution

The fourth proportional to 96,903.18, 144,484.47 and 93,203.51 is: 138,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,903.18 : 144,484.47 = 93,203.51 : x
  2. Step 2: Convert to fraction form
    96,903.18/144,484.47 = 93,203.51/x
  3. Step 3: Cross multiply
    96,903.18x = 144,484.47 × 93,203.51
  4. Step 4: Simplify right side
    96,903.18x = 13,466,459,022.07
  5. Step 5: Solve for x
    x = 13,466,459,022.07/96,903.18
  6. Step 6: Final answer
    x = 138,968.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.