Home / 180,547.33-249,152.25-99,973.12

Finding the Fourth Proportional to 180,547.33, 249,152.25 and 99,973.12

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Solution

The fourth proportional to 180,547.33, 249,152.25 and 99,973.12 is: 137,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,547.33 : 249,152.25 = 99,973.12 : x
  2. Step 2: Convert to fraction form
    180,547.33/249,152.25 = 99,973.12/x
  3. Step 3: Cross multiply
    180,547.33x = 249,152.25 × 99,973.12
  4. Step 4: Simplify right side
    180,547.33x = 24,908,527,787.52
  5. Step 5: Solve for x
    x = 24,908,527,787.52/180,547.33
  6. Step 6: Final answer
    x = 137,961.21

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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.