Home / 91,867,032.16-137,795,967.52-34,355,075.20

Finding the Fourth Proportional to 91,867,032.16, 137,795,967.52 and 34,355,075.20

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Solution

The fourth proportional to 91,867,032.16, 137,795,967.52 and 34,355,075.20 is: 51,530,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,867,032.16 : 137,795,967.52 = 34,355,075.20 : x
  2. Step 2: Convert to fraction form
    91,867,032.16/137,795,967.52 = 34,355,075.20/x
  3. Step 3: Cross multiply
    91,867,032.16x = 137,795,967.52 × 34,355,075.20
  4. Step 4: Simplify right side
    91,867,032.16x = 4,733,990,826,406,358
  5. Step 5: Solve for x
    x = 4,733,990,826,406,358/91,867,032.16
  6. Step 6: Final answer
    x = 51,530,899.77

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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.