Home / 178,887.07-246,870.08-98,317.45

Finding the Fourth Proportional to 178,887.07, 246,870.08 and 98,317.45

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Solution

The fourth proportional to 178,887.07, 246,870.08 and 98,317.45 is: 135,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,887.07 : 246,870.08 = 98,317.45 : x
  2. Step 2: Convert to fraction form
    178,887.07/246,870.08 = 98,317.45/x
  3. Step 3: Cross multiply
    178,887.07x = 246,870.08 × 98,317.45
  4. Step 4: Simplify right side
    178,887.07x = 24,271,636,746.90
  5. Step 5: Solve for x
    x = 24,271,636,746.90/178,887.07
  6. Step 6: Final answer
    x = 135,681.34

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1.5x scale

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.