Home / 91,785.96-137,598.75-35,587.35

Finding the Fourth Proportional to 91,785.96, 137,598.75 and 35,587.35

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Solution

The fourth proportional to 91,785.96, 137,598.75 and 35,587.35 is: 53,349.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,785.96 : 137,598.75 = 35,587.35 : x
  2. Step 2: Convert to fraction form
    91,785.96/137,598.75 = 35,587.35/x
  3. Step 3: Cross multiply
    91,785.96x = 137,598.75 × 35,587.35
  4. Step 4: Simplify right side
    91,785.96x = 4,896,774,875.81
  5. Step 5: Solve for x
    x = 4,896,774,875.81/91,785.96
  6. Step 6: Final answer
    x = 53,349.93

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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.