Home / 135,460,144.64-186,938,475-73,584,024.32

Finding the Fourth Proportional to 135,460,144.64, 186,938,475 and 73,584,024.32

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Solution

The fourth proportional to 135,460,144.64, 186,938,475 and 73,584,024.32 is: 101,547,841.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,460,144.64 : 186,938,475 = 73,584,024.32 : x
  2. Step 2: Convert to fraction form
    135,460,144.64/186,938,475 = 73,584,024.32/x
  3. Step 3: Cross multiply
    135,460,144.64x = 186,938,475 × 73,584,024.32
  4. Step 4: Simplify right side
    135,460,144.64x = 13,755,685,290,743,710
  5. Step 5: Solve for x
    x = 13,755,685,290,743,710/135,460,144.64
  6. Step 6: Final answer
    x = 101,547,841.45

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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.