Home / 91,095.22-136,362.58-59,437.12

Finding the Fourth Proportional to 91,095.22, 136,362.58 and 59,437.12

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Solution

The fourth proportional to 91,095.22, 136,362.58 and 59,437.12 is: 88,972.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,095.22 : 136,362.58 = 59,437.12 : x
  2. Step 2: Convert to fraction form
    91,095.22/136,362.58 = 59,437.12/x
  3. Step 3: Cross multiply
    91,095.22x = 136,362.58 × 59,437.12
  4. Step 4: Simplify right side
    91,095.22x = 8,104,999,030.97
  5. Step 5: Solve for x
    x = 8,104,999,030.97/91,095.22
  6. Step 6: Final answer
    x = 88,972.82

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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.