Home / 145,928.93-201,373.26-84,670.38

Finding the Fourth Proportional to 145,928.93, 201,373.26 and 84,670.38

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Solution

The fourth proportional to 145,928.93, 201,373.26 and 84,670.38 is: 116,840.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,928.93 : 201,373.26 = 84,670.38 : x
  2. Step 2: Convert to fraction form
    145,928.93/201,373.26 = 84,670.38/x
  3. Step 3: Cross multiply
    145,928.93x = 201,373.26 × 84,670.38
  4. Step 4: Simplify right side
    145,928.93x = 17,050,350,446.04
  5. Step 5: Solve for x
    x = 17,050,350,446.04/145,928.93
  6. Step 6: Final answer
    x = 116,840.10

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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.