Home / 93,454.02-128,966.18-51,012.59

Finding the Fourth Proportional to 93,454.02, 128,966.18 and 51,012.59

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Solution

The fourth proportional to 93,454.02, 128,966.18 and 51,012.59 is: 70,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,454.02 : 128,966.18 = 51,012.59 : x
  2. Step 2: Convert to fraction form
    93,454.02/128,966.18 = 51,012.59/x
  3. Step 3: Cross multiply
    93,454.02x = 128,966.18 × 51,012.59
  4. Step 4: Simplify right side
    93,454.02x = 6,578,897,964.31
  5. Step 5: Solve for x
    x = 6,578,897,964.31/93,454.02
  6. Step 6: Final answer
    x = 70,397.16

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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.