Home / 172,071.02-258,061.41-77,248.17

Finding the Fourth Proportional to 172,071.02, 258,061.41 and 77,248.17

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Solution

The fourth proportional to 172,071.02, 258,061.41 and 77,248.17 is: 115,852.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,071.02 : 258,061.41 = 77,248.17 : x
  2. Step 2: Convert to fraction form
    172,071.02/258,061.41 = 77,248.17/x
  3. Step 3: Cross multiply
    172,071.02x = 258,061.41 × 77,248.17
  4. Step 4: Simplify right side
    172,071.02x = 19,934,771,670.12
  5. Step 5: Solve for x
    x = 19,934,771,670.12/172,071.02
  6. Step 6: Final answer
    x = 115,852.00

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1.5x scale

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.